{"title":"4 Slot Linear Diffuser","description":"\u003ch2\u003e4 Slot Linear Diffuser: What It Is, How It Works \u0026amp; How to Choose the Right One\u003c\/h2\u003e\n\u003cp\u003eA \u003ca href=\"https:\/\/www.greenvent.us\/collections\/4-slot-linear-diffuser\/#\"\u003e4 slot linear diffuser\u003c\/a\u003e is an HVAC supply outlet with four parallel openings running across its face - and that slot count determines how much air the unit can move quietly, not just how it looks. Most homeowners shopping for \u003ca href=\"https:\/\/www.greenvent.us\/collections\/air-vent-covers\"\u003eair vent cover\u003c\/a\u003e or linear diffusers focus on size, but the number of slots is the more critical performance variable, directly affecting airflow distribution, draft comfort, and noise levels in a room.\u003c\/p\u003e\n\u003cp\u003eThis article covers everything you need to make a confident purchase: what a 4-slot configuration is, how it performs against fewer-slot models, the specifications to evaluate, the best rooms to use it in, and how to choose the right model for your home. Here is exactly how the 4-slot design works and what makes it the right call for modern open-plan homes.\u003c\/p\u003e\n\u003ch2\u003eWhat Is a 4 Slot Linear Diffuser?\u003c\/h2\u003e\n\u003cp\u003eA 4 slot linear diffuser is a rectangular HVAC supply air outlet with four parallel, evenly spaced openings running along its face, designed to disperse conditioned air in a wide, low-velocity pattern across a room. The term \"4 slot\" refers strictly to the number of parallel openings on the face plate - not the duct dimension, not the product size code, and not the face length.\u003c\/p\u003e\n\u003cp\u003eThis distinction matters more than it seems. Many buyers see a product labeled \"10x4\" and assume the \"4\" means 4 slots - it does not. In standard product codes, the numeral \"4\" in a size designation like \"10x4\" refers to the 4-inch duct opening width. The slot count is a separate specification listed in the product description. A 4-slot linear diffuser features an extruded aluminum body, a slotted face plate with four channels, and - depending on the model - either fixed deflectors for a clean decorative finish or adjustable vanes for directional airflow control. Slot width typically 1\", and face length is an entirely separate measurement. Standard residential \u003ca href=\"https:\/\/www.greenvent.us\/collections\/linear-slot-diffuser\"\u003elinear slot diffusers\u003c\/a\u003e are manufactured in configurations ranging from 1 to 4 slots, with 4-slot units representing the highest-volume, widest-spread option in the residential range.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"Labeled exploded-view diagram of a 4-slot linear diffuser clarifying slot count, featuring four parallel slots, adjustable directional blades, and a premium aluminum alloy body.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/4-slot-linear-diffuser.jpg?v=1776169747\"\u003e\u003c\/div\u003e\n\u003cp\u003eUnderstanding the structure is the first step - the next is understanding why four slots outperform fewer-slot configurations in real residential airflow scenarios.\u003c\/p\u003e\n\u003ch2\u003eWhy a 4-Slot Configuration Improves Airflow Performance\u003c\/h2\u003e\n\u003cp\u003eA 4-slot linear diffuser moves more conditioned air per linear foot than 1, 2, or 3-slot models because it distributes total system airflow across four channels, lowering per-slot velocity and reducing draft noise. Each additional slot acts as a parallel pathway for airflow - the total volume from your HVAC system is divided across more openings, so each slot handles a smaller share of the load at a lower speed.\u003c\/p\u003e\n\u003cp\u003eLower air velocity per slot produces two outcomes residents notice immediately: quieter operation and a more even, draft-free room feel. Industry performance data indicates that individual slots in a residential linear diffuser can handle approximately 50–150 CFM before noise levels rise above NC 35, which is the generally accepted comfort threshold for homes. A 4-slot model can therefore handle up to roughly 200–250 CFM per unit comfortably under typical residential static pressure - provided the system is not oversized for the duct. Static pressure should remain below 0.05–0.10 inches w.g. for quiet, controlled operation; exceeding that threshold tends to introduce turbulence and audible airflow noise. The 4-slot configuration also enables a broader, lower-angle throw pattern - particularly well-suited for open-plan living rooms, dining areas, and long hallways where air needs to travel wide without pooling in one spot.\u003c\/p\u003e\n\u003cp\u003eKey performance characteristics of a 4-slot linear diffuser:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigher total CFM capacity:\u003c\/strong\u003e distributes up to approximately 200–250 CFM across four channels before noise becomes a concern (system-dependent; verify against your HVAC output)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLower velocity per slot\u003c\/strong\u003e: reduces the sensation of drafts and prevents cold spots directly beneath the diffuser\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroader throw pattern\u003c\/strong\u003e: air spreads horizontally across a wider area, ideal for large or open-plan spaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStays within NC 25–35 residential comfort range\u003c\/strong\u003e: when correctly matched to room size and system CFM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStatic pressure target\u003c\/strong\u003e: keep below 0.05–0.10\" w.g. for stable, quiet airflow delivery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: CFM values are approximate at low static pressure; verify against your HVAC system's output for the specific zone.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eTo see exactly how 4-slot performance stacks up against 1, 2, and 3-slot options side-by-side, refer to the comparison table below.\u003c\/p\u003e\n\u003ch2\u003e4-Slot vs. 1-Slot, 2-Slot \u0026amp; 3-Slot Linear Diffusers: Performance Comparison\u003c\/h2\u003e\n\u003cp\u003eThe number of slots directly determines how much air a linear diffuser can move quietly and how evenly that air reaches different areas of a room. Before selecting a slot count, it helps to see the full configuration spectrum in a single view.\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSlot Count\u003c\/th\u003e\n\u003cth\u003eTypical Face Width\u003c\/th\u003e\n\u003cth\u003eMax Comfortable CFM (approx.)\u003c\/th\u003e\n\u003cth\u003eNoise Level (NC)\u003c\/th\u003e\n\u003cth\u003eBest Residential Use\u003c\/th\u003e\n\u003cth\u003eThrow Pattern\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1-Slot\u003c\/td\u003e\n\u003ctd\u003e3\"–4\"\u003c\/td\u003e\n\u003ctd\u003e~50–65 CFM\u003c\/td\u003e\n\u003ctd\u003eNC 25–28\u003c\/td\u003e\n\u003ctd\u003eSmall rooms, closets, hallway niches\u003c\/td\u003e\n\u003ctd\u003eNarrow, targeted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2-Slot\u003c\/td\u003e\n\u003ctd\u003e4\"–6\"\u003c\/td\u003e\n\u003ctd\u003e~100–130 CFM\u003c\/td\u003e\n\u003ctd\u003eNC 26–30\u003c\/td\u003e\n\u003ctd\u003eBedrooms, bathrooms, small offices\u003c\/td\u003e\n\u003ctd\u003eModerate spread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3-Slot\u003c\/td\u003e\n\u003ctd\u003e6\"–9\"\u003c\/td\u003e\n\u003ctd\u003e~150–195 CFM\u003c\/td\u003e\n\u003ctd\u003eNC 28–32\u003c\/td\u003e\n\u003ctd\u003eMedium living areas, dining rooms\u003c\/td\u003e\n\u003ctd\u003eBalanced spread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4-Slot\u003c\/td\u003e\n\u003ctd\u003e12\"–14\"\u003c\/td\u003e\n\u003ctd\u003e~200–250 CFM\u003c\/td\u003e\n\u003ctd\u003eNC 30–35\u003c\/td\u003e\n\u003ctd\u003eLarge open-plan rooms, long hallways\u003c\/td\u003e\n\u003ctd\u003eWide, low-velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eCFM values are approximate at low static pressure and vary by unit length and system output. Data referenced from residential HVAC engineering documentation and manufacturer performance charts. Verify against your HVAC system before purchasing.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThe 4-slot configuration is the highest-performing standard residential option - but more slots are not automatically better for every room. A 4-slot unit installed in a small bedroom may move too much air volume for the space, creating drafts and overcooling. The right choice depends on your room's square footage and your system's CFM output for that zone, not personal preference alone.\u003c\/p\u003e\n\u003cp\u003eOnce you have confirmed that a 4-slot model suits your room's needs, the next step is understanding the exact specifications to look for when shopping.\u003c\/p\u003e\n\u003ch2\u003eKey Specifications to Evaluate Before Buying a 4-Slot Linear Diffuser\u003c\/h2\u003e\n\u003cp\u003eThree specification categories matter most when selecting a 4-slot linear diffuser: physical sizing, material and finish, and performance ratings. Each is covered in detail below.\u003c\/p\u003e\n\u003ch3\u003eStandard Sizes \u0026amp; Dimensions for 4-Slot Linear Diffusers\u003c\/h3\u003e\n\u003cp\u003eA 4-slot linear diffuser's dimensions are defined by three measurements: face length (how long the unit is), face width (how wide the visible front is, typically 12–14 inches for a 4-slot unit based on current manufacturing standards), and the neck or duct opening size that connects it to your HVAC ductwork.\u003c\/p\u003e\n\u003cp\u003eHere is what each dimension means in practice:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace length\u003c\/strong\u003e - Standard residential lengths run from approximately 24\" to 72\" in common increments; custom lengths are available from most manufacturers depending on your duct run\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace width\u003c\/strong\u003e - A 4-slot unit typically spans 12\"–14\" across the visible face, noticeably wider than a 1- or 2-slot equivalent at the same duct size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuct opening (neck size)\u003c\/strong\u003e - This is the critical measurement; it must match your existing rough duct opening exactly - measure the duct hole itself, not the old vent cover or the ceiling cutout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe \"4\" disambiguation\u003c\/strong\u003e- The numeral \"4\" in a product code such as \"10x4\" refers to a 4-inch duct opening dimension, not the number of slots; always read the product description to confirm slot count separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eGreen Vent's larger linear slot diffuser sizes - including 8x8, 10x8, 12x8 - are well suited to accommodate multi-slot configurations and broader face-width profiles. Before purchasing, confirm your duct opening measurements using our vent sizing guide.\u003c\/p\u003e\n\u003cp\u003eWith sizing confirmed, material selection determines both the diffuser's longevity and its visual impact on your space.\u003c\/p\u003e\n\u003ch3\u003eMaterial \u0026amp; Finish Options\u003c\/h3\u003e\n\u003cp\u003e4-slot linear diffusers for residential use should be made from extruded aluminum - it is the only material that simultaneously delivers rust resistance, a lightweight profile for DIY installation, and the clean-line aesthetic of modern interiors. Comparing the three most common materials makes this clear:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAluminum:\u003c\/strong\u003e Naturally corrosion resistant, lightweight, accepts powder-coat finishes cleanly, and can last 20 years or more in a standard residential environment; the recommended choice for all interior residential applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel:\u003c\/strong\u003e Strong and cost-effective but requires protective coating to resist rust; heavier than aluminum, which makes ceiling installation less convenient for a DIY homeowner; better suited to high-traffic \u003ca href=\"https:\/\/www.greenvent.us\/collections\/floor-register\"\u003efloor registers\u003c\/a\u003e than ceiling supply diffusers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlastic\u003c\/strong\u003e: Low cost but prone to discoloration, warping near heat registers, and a noticeably lower-quality finish that works against modern interior aesthetics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFinish options for residential aluminum linear diffusers generally fall into two categories:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated white\u003c\/strong\u003e: The most common choice; matches standard drywall ceilings and blends seamlessly into light-tone interiors for an invisible ventilation look\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatte black\u003c\/strong\u003e: Used intentionally in contrast-style interiors, including dark ceilings, exposed concrete finishes, and Japandi or industrial-modern spaces; creates a deliberate architectural accent rather than disappearing into the background\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eGreen Vent's linear slot diffusers are crafted from premium aluminum alloy and are available in S-Type and L-Type - the two most in-demand residential finish choices. Explore Green Vent's full range of aluminum linear slot diffusers.\u003c\/p\u003e\n\u003cp\u003eAlongside material, performance metrics - particularly CFM, noise rating, and static pressure - determine how well the diffuser will actually function in your space.\u003c\/p\u003e\n\u003ch3\u003eAirflow, Noise \u0026amp; Static Pressure Performance Ratings\u003c\/h3\u003e\n\u003cp\u003eThe three performance numbers that matter most for a 4-slot linear diffuser are CFM capacity, noise criteria (NC) rating, and static pressure drop - these three values together tell you whether a diffuser will move enough air for your room without creating disruptive noise.\u003c\/p\u003e\n\u003cp\u003eKey performance benchmarks to evaluate:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCFM capacity:\u003c\/strong\u003e A 4-slot unit at standard residential lengths (24\"–48\") can handle approximately 100–250 CFM comfortably; match this range to your HVAC system's calculated output for that specific zone before purchasing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise Criteria (NC)\u003c\/strong\u003e: Target NC 25–35 for residential comfort; 4-slot diffusers can stay within this range when the unit is not undersized for the duct or oversized for the room's airflow volume\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStatic pressure drop\u003c\/strong\u003e: Should remain below 0.05–0.10 inches w.g. at normal residential flow rates; exceeding this threshold tends to cause turbulence, audible rushing air, and uneven distribution\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: All CFM and NC ranges are approximate and depend on your HVAC system's output and duct configuration. Verify performance specs against your system before selecting a unit length or slot count.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eKnowing the specs is half the job - the other half is knowing which rooms and mounting positions actually benefit most from a 4-slot configuration.\u003c\/p\u003e\n\u003ch2\u003eWhere to Use a 4-Slot Linear Diffuser in Your Home\u003c\/h2\u003e\n\u003cp\u003e4-slot linear diffusers perform best in larger residential spaces where even, low-velocity air distribution across wide areas takes priority over targeted spot cooling or heating. Three mounting positions are available - ceiling, wall, and floor - each suited to different room types and HVAC layouts.\u003c\/p\u003e\n\u003ch3\u003eCeiling Installations: Open-Plan Living Rooms, Hallways \u0026amp; Dining Areas\u003c\/h3\u003e\n\u003cp\u003eCeiling installation is the most common placement for a 4 slot linear diffuser in a home because the high slot count enables air to spread horizontally across large open-plan areas without creating cold drafts at occupant level. Conditioned air exits the diffuser and fans outward along the ceiling plane, gradually descending as it cools or heats the room below - a delivery pattern that avoids the uncomfortable direct blast associated with single-slot or high-velocity grilles.\u003c\/p\u003e\n\u003cp\u003eIdeal ceiling applications include open-plan living and dining rooms, long hallways, and open-plan kitchen areas - generally any space 200 square feet or larger where a single diffuser unit needs to serve a wide area. For standard 9-foot residential ceilings, a 48\"–60\" 4-slot unit can adequately cover most large living areas, though the exact length should be validated against your system's CFM output for that zone. The aesthetic result of a flush-mounted aluminum diffuser in a white ceiling is also worth noting: the clean parallel lines and slim profile create a seamless, architectural finish that aligns naturally with a modern minimalist interior - and does not draw attention the way a bulky steel grille would. Browse Green Vent's ceiling-compatible linear slot diffusers.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"A realistic photograph showing a Green Vent aluminum linear slot diffuser seamlessly installed flush in the white ceiling of a modern open-plan living room.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/4-slot-linear-diffuser-1.jpg?v=1776169781\"\u003e\u003c\/div\u003e\n\u003cp\u003eWall mounting is the second most common option - particularly useful where ceiling ductwork is inaccessible or where perimeter heating is the priority.\u003c\/p\u003e\n\u003ch3\u003eWall Installations: Perimeter Zones \u0026amp; Modern Interior Accents\u003c\/h3\u003e\n\u003cp\u003eA 4-slot linear diffuser mounted on a wall works best as a perimeter supply outlet, directing conditioned air horizontally along the wall surface to offset heat gain or loss at exterior walls and windows. Wall placement suits rooms where ceiling duct access is limited or where a low-profile perimeter supply serves the architectural design better than a ceiling-centered unit.\u003c\/p\u003e\n\u003cp\u003eTwo common wall positions exist for this application. Installed high on the wall near the ceiling line, the diffuser directs air horizontally along the ceiling - effectively producing the same wide, low-velocity distribution as a ceiling-mount installation. Installed low on the wall, the unit supplies air along the floor perimeter, a configuration particularly effective for heating-dominant climates, cold-floor zones in basements, and sunrooms where warmth at floor level is the priority. The Black finish option on a dark or contrast accent wall creates a premium design statement that works exceptionally well in industrial-modern, Japandi, and loft-style interiors. See Green Vent's wall-mount linear slot diffuser options.\u003c\/p\u003e\n\u003ch3\u003eFloor Installations: A Specialized Use Case\u003c\/h3\u003e\n\u003cp\u003eLinear slot diffusers can be installed in floors, though this is less common in residential settings and requires a model specifically rated for floor-load tolerance and foot-traffic conditions - standard ceiling or wall models are not designed for floor use. Floor-mount linear diffusers can work for perimeter heating applications or basement supply zones, but this topic is covered in full detail in the dedicated floor vent and floor register resources. For floor ventilation solutions, explore Green Vent's full range of floor registers and \u003ca href=\"https:\/\/www.greenvent.us\/collections\/floor-vent-covers\"\u003efloor vent covers\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNow that you know where a 4-slot diffuser goes, the final step before buying is knowing how to select the right model - starting with your duct size.\u003c\/p\u003e\n\u003ch2\u003eHow to Choose the Right 4-Slot Linear Diffuser for Your Home\u003c\/h2\u003e\n\u003cp\u003eChoosing the right 4-slot linear diffuser comes down to three variables: duct opening size, airflow control type, and finish - in that order of priority. Each decision builds on the previous one, so working through them in sequence gives you the clearest path to the correct product.\u003c\/p\u003e\n\u003ch3\u003eStep 1: Match the Diffuser to Your Duct Opening Size\u003c\/h3\u003e\n\u003cp\u003eThe first and most important measurement when selecting a 4-slot linear diffuser is the duct opening size - the dimensions of the rough duct hole in your ceiling, wall, or floor. Everything else, including face width and face length, follows from this single measurement.\u003c\/p\u003e\n\u003cp\u003eFollow these steps before purchasing:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasure the duct opening\u003c\/strong\u003e: Record the width × length of the actual duct hole, not the existing vent cover and not the ceiling tile cutout; these are often different dimensions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirm the neck size match\u003c\/strong\u003e: The diffuser's duct collar or neck opening must align with this measurement exactly; a mismatch causes air leakage and reduces system efficiency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccount for the face overhang\u003c\/strong\u003e: The visible face of a 4-slot diffuser is always wider than the duct opening due to the flanged border that covers the rough edge of the ceiling or wall cutout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEstimate CFM need\u003c\/strong\u003e: As a general starting point, residential HVAC guidelines suggest roughly 1 CFM per square foot of room area for cooling-dominant climates, though actual requirements vary by ceiling height, climate zone, and system design; use this baseline to cross-check that your chosen unit's CFM capacity is in the right range\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eGreen Vent's larger linear slot diffuser sizes 8x8, 10x8, 12x8 are the recommended starting point for homeowners whose duct openings suit a 4-slot face-width profile. Use Green Vent's vent sizing guide to get your exact duct opening measurements before choosing a model.\u003c\/p\u003e\n\u003cp\u003eOnce size is confirmed, decide whether you need adjustable airflow control or a fixed decorative style.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"1\"\u003eStep 2: Streamlined (Type S) vs. Advanced Airflow Control (Type L)\u003c\/h3\u003e\n\u003cp data-path-to-node=\"2\"\u003eGreen Vent offers two linear diffuser types: Type S and Type L. Both share the exact same premium White aluminum design, are rust-resistant, and DIY-friendly. The right choice depends solely on the level of internal airflow precision you need for your space.\u003c\/p\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,0,0\"\u003eType S - Streamlined Control:\u003c\/b\u003e Features a basic internal controller for essential directional adjustment, providing a consistent throw pattern once set. It is ideal for return air applications or standard supply installations where basic directional management is sufficient.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,1,0\"\u003eType L - Advanced Control:\u003c\/b\u003e Includes a multi-blade mechanism for highly precise, independent control over both airflow direction and volume. It is the perfect choice for active supply air in occupied rooms where seasonal changes require fine-tuning the airflow for maximum comfort.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"4\"\u003eChoose Type L for active supply air in daily-use rooms requiring precise control. Choose Type S for return air or standard supply zones.\u003c\/p\u003e\n\u003ch3\u003eStep 3: Choose Your Color \u0026amp; Finish for a Modern Interior\u003c\/h3\u003e\n\u003cp\u003eThe finish of your 4-slot linear diffuser should complement your ceiling or wall color - for most homes, white powder-coated aluminum disappears seamlessly into standard ceilings, while matte black creates a deliberate architectural accent.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhite\u003c\/strong\u003e: Blends with drywall ceilings, white walls, and light-tone interiors; the default choice for a clean, invisible ventilation look; matches the vast majority of residential ceiling finishes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Matte\u003c\/strong\u003e: Applied intentionally in contrast interiors - dark ceilings, exposed concrete walls, and industrial-modern, Japandi, or loft-style spaces where the diffuser is meant to be seen as a design element, not hidden\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBoth finishes are powder-coated on premium aluminum - rust-proof, easy to clean, and built for long-term durability without repainting or replacement. Compare White and \u003ca href=\"https:\/\/www.greenvent.us\/collections\/black-linear-slot-diffuser\"\u003eBlack linear slot diffuser\u003c\/a\u003e options from Green Vent.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"Side-by-side lifestyle photographs showcasing a Green Vent white linear diffuser in a bright Scandinavian interior next to a black linear diffuser in a room with a dark ceiling and concrete walls, demonstrating aesthetic versatility.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/4-slot-linear-diffuser-2.jpg?v=1776169804\"\u003e\u003c\/div\u003e\n\u003cp\u003eWith your spec decisions made, here are the Green Vent products that match the 4-slot profile.\u003c\/p\u003e\n\u003ch2\u003eShop Green Vent Aluminum Linear Slot Diffusers\u003c\/h2\u003e\n\u003cp\u003eGreen Vent's premium aluminum linear slot diffusers are the modern residential alternative to outdated plastic or rust-prone steel vents - engineered for clean design, adjustable airflow, and tool-optional DIY installation. Every unit is crafted from premium aluminum alloy: naturally corrosion resistant, lightweight for ceiling and wall mounting, and finished to a standard that holds up through years of daily HVAC use.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eView the full Green Vent Linear Slot Diffuser collection. Browse by color or by size to filter directly to your specification.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/4-slot-linear-diffuser-3.jpg?v=1776169825\" alt=\"Hero shot of Green Vent premium aluminum alloy 3-slot linear diffusers in both white and black finishes, seamlessly installed in a modern residential ceiling.\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003eOnce you have selected your model, installation is straightforward - here is a brief overview of what to expect.\u003c\/p\u003e\n\u003ch2\u003eInstalling a 4-Slot Linear Diffuser: What to Know Before You Start\u003c\/h2\u003e\n\u003cp\u003eInstalling a 4-slot linear diffuser in a standard residential ceiling or wall is a DIY-compatible task that requires only basic tools - typically a drill, screwdriver, and measuring tape. The general process involves measuring the duct opening, positioning the diffuser face over the opening, and securing it with the included screws or mounting clips. Connect to a plenum collar or duct adapter if your duct system requires a sealed transition. Green Vent's aluminum linear slot diffusers are engineered with a lightweight structure that makes ceiling and wall mounting manageable for a single person without specialist equipment. For full step-by-step installation instructions, see our complete linear slot diffuser installation guide.\u003c\/p\u003e\n\u003ch2\u003eMaintaining Your 4-Slot Linear Diffuser\u003c\/h2\u003e\n\u003cp\u003eA 4-slot aluminum linear diffuser requires minimal maintenance - a bi-annual wipe-down with a damp cloth or a vacuum pass along the slots keeps airflow unrestricted and the finish looking new. Aluminum does not rust or corrode, eliminating the primary maintenance concern that affects steel or plastic vents over time. Check supply air diffusers for dust buildup in the slots every 3–6 months, particularly in dusty environments. No disassembly is required for routine cleaning. For detailed cleaning instructions and troubleshooting tips, see our vent maintenance guide.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions About 4-Slot Linear Diffusers\u003c\/h2\u003e\n\u003cp\u003eHere are direct answers to the most common questions buyers have about 4-slot linear diffusers before purchasing.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between a 4-slot and a 2-slot linear diffuser?\u003c\/h3\u003e\n\u003cp\u003eA 4-slot linear diffuser has four parallel openings across its face, allowing it to handle up to roughly twice the airflow of a 2-slot model at a comparable noise level - making it the better choice for larger rooms or spaces requiring higher CFM without increasing air velocity or draft discomfort. A 2-slot unit works well for bedrooms, bathrooms, or smaller spaces where a moderate airflow spread is sufficient. Use the comparison table above to match slot count to room size and system CFM output.\u003c\/p\u003e\n\u003ch3\u003eCan a 4-slot linear diffuser be used on the floor?\u003c\/h3\u003e\n\u003cp\u003eYes, a 4-slot linear diffuser can be installed in a floor, but the unit must be specifically rated for floor-load tolerance and foot-traffic conditions - standard ceiling and wall models are not engineered for floor use and should not be installed there. For floor ventilation applications, use a product purpose-built for that placement. For floor ventilation, see Green Vent's dedicated floor register and floor vent cover options.\u003c\/p\u003e\n\u003ch3\u003eWhat size 4-slot linear diffuser do I need for my room?\u003c\/h3\u003e\n\u003cp\u003eStart by measuring your duct opening - the diffuser's neck size must match the duct exactly - then use the general guideline of approximately 1 CFM per square foot of room area as a starting baseline to confirm the unit's airflow capacity suits your space, noting that actual requirements vary by ceiling height and climate zone. Select a face length that covers the duct opening and leaves an adequate border, and confirm the face-width profile suits a 4-slot airflow volume. Green Vent's 12x6, 12x8, 14x6, and 14x8 sizes are a practical starting point for larger room installations. Use Green Vent's sizing guide for step-by-step measurement instructions.\u003c\/p\u003e\n\u003ch3\u003eAre 4-slot linear diffusers easy to install yourself?\u003c\/h3\u003e\n\u003cp\u003eYes - aluminum 4-slot linear diffusers are among the most DIY-friendly HVAC components because they are lightweight, require only basic tools (a drill and screwdriver), and typically install with a direct drop-in or screw-mount method over the existing duct opening. Green Vent's aluminum construction keeps the unit light enough for a single person to position and secure on the ceiling without special equipment. See the full installation guide for step-by-step instructions.\u003c\/p\u003e\n\u003ch3\u003eDo 4-slot linear diffusers work for both supply and return air?\u003c\/h3\u003e\n\u003cp\u003eA 4-slot linear diffuser can serve both supply air (conditioned air blown into a room) and return air (air drawn back to the HVAC system) functions, depending on the unit's design - supply models typically include adjustable vanes for directional control, while return models use a fixed slot face without directional deflectors. Green Vent's L-Type (adjustable) is designed for supply air applications requiring directional control, while the S-Type (fixed, decorative) suits return air or installations where duct direction is already optimized. Learn the full difference between supply and return air outlets.\u003c\/p\u003e\n\u003cp\u003eMatching the right 4 slot linear diffuser to your space starts with duct size, then type (S or L), then finish - use Green Vent's White for seamless modern ceilings or the Black for contrast interiors that demand precision airflow control.\u003c\/p\u003e","products":[{"product_id":"8x8-aluminum-linear-slot-diffuser","title":"8x8 White Premium Aluminum Linear Slot Diffuser – Modern Design (Duct Opening)","description":"\u003cp\u003e⚠️ \u003cstrong\u003eCHECK SIZE BEFORE PURCHASE:\u003c\/strong\u003e This 8x8 linear slot diffuser fits a \u003cstrong\u003e8\" × 8\" duct opening\u003c\/strong\u003e (the hole in your wall, ceiling, or floor — not your old cover face). \u003ca href=\"#gv-sizing-guide\"\u003eSee the full 8x8 sizing guide →\u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits a 8\" × 8\" duct opening\u003c\/strong\u003e — measure the hole, not your old cover face.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop-in surface-mount replacement\u003c\/strong\u003e — no drywall, flooring, or duct modification required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModern minimalist slot design\u003c\/strong\u003e for contemporary interiors and cleaner visual lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid alloy aluminum\u003c\/strong\u003e — rust-resistant, durable, and zero plastic parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall, ceiling, or low-traffic floor compatible\u003c\/strong\u003e — one diffuser, multiple install scenarios.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-directional adjustable airflow\u003c\/strong\u003e — direct air left, right, both ways, or fully closed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTÜV Rheinland tested\u003c\/strong\u003e — lead-free coating, phthalate-free materials, Prop 65 compliant, and corrosion-resistant finish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDesigned for modern interiors, engineered for comfort\u003c\/h2\u003e\n\u003cp\u003eReplace your dated 8\" × 8\" louvered grille with a modern aluminum linear slot diffuser designed for clean architectural lines. This white surface-mount diffuser installs on walls, ceilings, and low-traffic floors, giving existing duct openings a cleaner, more intentional finish. White finish pairs naturally with white trim, light ceilings, painted walls, Scandinavian interiors, and light wood floors.\u003c\/p\u003e\n\u003ch2\u003eDesigned to upgrade, not to remodel\u003c\/h2\u003e\n\u003cp\u003eMost modern flush vents are designed for new flooring or drywall work. This Green Vent model is built for real replacement projects: remove the old cover, confirm the duct opening, mount the new diffuser, and adjust the airflow.\u003c\/p\u003e\n\u003cp\u003eInside: heavy-gauge aluminum, a multi-directional adjustable blade system, and a powder-coated finish made for everyday residential use. Outside: a clean slot profile that looks more refined than a bulky stamped grille.\u003c\/p\u003e\n\u003ch2 id=\"gv-sizing-guide\"\u003eSizing Guide — Will a 8x8 fit your space?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIMPORTANT:\u003c\/strong\u003e Measure the hole in your wall, ceiling, or floor — do not measure your old vent cover.\u003c\/p\u003e\n\u003cp\u003eThis 8x8 aluminum vent cover is designed to fit a standard 8\" × 8\" duct opening (also listed as a 8x8 wall register or 8 x 8 vent cover).\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuct opening size:\u003c\/strong\u003e 8\" × 8\" (this is what you measure)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeck size:\u003c\/strong\u003e 7-3\/4\" × 7-3\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall face size:\u003c\/strong\u003e 9-3\/4\" × 9-3\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign note:\u003c\/strong\u003e Like all linear slot diffusers, this model has a narrower face panel than many traditional louvered grilles to achieve a cleaner, minimal aesthetic. It may not fully conceal the unpainted area left by an old AC vent cover — a light paint touch-up may be needed for a perfectly finished look.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eQuick check:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eRemove your existing vent cover.\u003c\/li\u003e\n\u003cli\u003eMeasure the \u003cem\u003eopening\u003c\/em\u003e in the wall, ceiling, or floor — not the old cover.\u003c\/li\u003e\n\u003cli\u003eIf the opening is approximately 8\" × 8\", this 8x8 linear slot diffuser fits.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eDesigned for modern homes\u003c\/h2\u003e\n\u003cp\u003eThe 8x8 size is well suited for square duct openings in bedrooms, hallways, basements, and secondary living spaces. Its balanced geometry works especially well on ceilings where the diffuser should look aligned, centered, and deliberate.\u003c\/p\u003e\n\u003ch3\u003eOn the wall\u003c\/h3\u003e\n\u003cp\u003eReplaces dated stamped-steel grilles in bedrooms, hallways, basements, and square ceiling openings. The clean slot line helps the HVAC opening blend into the room instead of becoming a visual distraction.\u003c\/p\u003e\n\u003ch3\u003eOn the ceiling\u003c\/h3\u003e\n\u003cp\u003eCreates a low-profile look for finished ceilings, modern condos, kitchens, bathrooms, and basements. Use the included screws for a secure wall or ceiling installation.\u003c\/p\u003e\n\u003ch3\u003eOn the floor\u003c\/h3\u003e\n\u003cp\u003eWorks in low-traffic floor areas where a modern register-style look is preferred. For busy walkways or heavy foot traffic, choose a heavier-duty floor register.\u003c\/p\u003e\n\u003ch2\u003ePremium Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo-plastic construction:\u003c\/strong\u003e Aluminum construction gives the diffuser a more premium feel than plastic covers and helps prevent cracking or yellowing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModern surface-mount design:\u003c\/strong\u003e The face sits cleanly over the duct opening, making it ideal for retrofit projects and design upgrades.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComfort-focused airflow:\u003c\/strong\u003e The adjustable blade system helps distribute conditioned air more evenly across the room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable and removable:\u003c\/strong\u003e The unit can be removed for cleaning, painting, maintenance, or future room updates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested Safe for Your Home:\u003c\/strong\u003e Independently tested by TÜV Rheinland across 4 safety standards — lead-free surface coating, phthalate-free materials, free of PBT toxic chemicals, and corrosion-resistant finish per ASTM B117 salt spray standard.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e5-Minute Retrofit Installation\u003c\/h2\u003e\n\u003cp\u003eDesigned as a direct replacement for standard 8\" × 8\" duct openings with no structural modification required.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn Walls \u0026amp; Ceilings:\u003c\/strong\u003e Mounts with the included screws through pre-drilled hidden side holes. Only a screwdriver and the included adjustment tool are needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn Floors:\u003c\/strong\u003e Drop the cover into the existing opening in low-traffic areas. Optional screws may be used for extra hold.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully Removable:\u003c\/strong\u003e The diffuser can be removed for cleaning, painting, maintenance, or future room updates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe loading=\"lazy\" title=\"Installation guide — Green Vent 8x8 aluminum linear slot diffuser\" src=\"https:\/\/www.youtube.com\/embed\/2NETJ1EgEis\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGreen Vent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum Linear Slot Diffuser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDuct Opening Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8\" × 8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNeck Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7-3\/4\" × 7-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverall Face Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9-3\/4\" × 9-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite \/ Powder-coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAlloy Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShape\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRectangular\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation \/ Mounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eScrew-In for wall\/ceiling; drop-in for low-traffic floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAirflow Direction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMulti-directional adjustable: left \/ right \/ both \/ closed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupply air, return air, low-traffic floor register use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Surfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWall, ceiling, low-traffic floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVietnam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded Components\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eScrew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e1. What size do I order — 8x8 or face size?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOrder by duct opening size. 8x8 means a 8\" × 8\" duct opening—the hole in your wall, ceiling, or floor. The visible face size of this diffuser is 9-3\/4\" × 9-3\/4\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2. Is a linear slot diffuser better for modern interiors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor contemporary rooms, yes. The straight slot profile looks cleaner than stamped louvers and pairs well with minimalist walls, ceilings, hardwood floors, and modern trim details.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3. Can I install this 8x8 vent cover on a ceiling?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. This 8x8 linear slot diffuser can be installed on walls, ceilings, or low-traffic floors as long as the duct opening measures 8\" × 8\". Use the included screws for wall and ceiling installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4. Does it include an adjustable airflow damper?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The built-in adjustment bar lets you direct airflow left, right, evenly to both sides, or fully close the blades to reduce airflow into unused rooms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e5. Can this diffuser be used for both supply and return air?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt can be used for supply air and many residential return openings. For high-volume returns or filtration needs, choose a dedicated \u003ca href=\"https:\/\/www.greenvent.us\/products\/8x8-air-return-grille-pre-filter\"\u003e8x8 air return grille with pre-filter\u003c\/a\u003e instead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e6. Can I use a filter with this linear slot diffuser?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Standard filters should not be placed behind individual vent covers because they can restrict airflow and strain the HVAC system. Use a return grille with a pre-filter if filtration at the vent is required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e7. Is the finish paintable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The powder-coated finish is durable as shipped, but it can be lightly sanded, primed, and painted with standard spray paint for custom color matching.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e8. Can this be installed outdoors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, in sheltered locations such as covered patios, garages, and enclosed porches. It is not intended for direct rain exposure.\u003c\/p\u003e\n\u003ch2\u003eExplore related Green Vent products\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/products\/8x8-air-return-grille-pre-filter\"\u003e8x8 air return grille with pre-filter\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/collections\/8x8-vent-covers\"\u003e8x8 vent covers collection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/collections\/white-linear-slot-diffusers\"\u003ewhite linear slot diffusers\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/collections\/linear-slot-diffuser\"\u003elinear slot diffuser collection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/collections\/air-vent-covers\"\u003emodern air vent covers\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFor multi-room projects, standardize by duct opening size and finish so the vents look consistent across the home.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"eager\" alt=\"Green Vent 10x6 aluminum linear slot diffuser in white powder-coated finish, front view\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Side angled view of 10x6 white linear slot diffuser showing extruded aluminum profile and slot depth\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_2.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"10x6 linear slot diffuser installed on white wall in modern living room\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_3.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"10x6 aluminum vent cover mounted on ceiling above contemporary kitchen island\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_4.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"10x6 white vent cover installed flush on hardwood floor near baseboard\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_5.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Hand measuring 10 inch by 6 inch duct opening with tape measure for sizing reference\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_6.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Diagram showing duct opening 10 by 6 inches and overall face size 11.75 by 7.75 inches\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_7.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Step-by-step retrofit installation of 10x6 aluminum linear slot diffuser on drywall\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_8.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Close-up of multi-directional adjustable airflow blade on 10x6 linear slot diffuser\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_9.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Hidden side-screw mounting detail on 10x6 white aluminum vent cover\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_10.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"What is in the box - 10x6 linear slot diffuser, mounting screws, and blade adjustment tool\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_11.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"TÜV Rheinland tested certification badge for Green Vent 10x6 aluminum linear slot diffuser\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_12.jpg?v=1778639719\"\u003e\u003c\/p\u003e","brand":"GREEN VENT","offers":[{"title":"Default Title","offer_id":52347639497076,"sku":"GV.LSD.088W","price":39.03,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/aluminum-white-linear-slot-diffuser-8x8-modern-air-vent-cover.webp?v=1769735332"},{"product_id":"10x8-aluminum-linear-slot-diffuser","title":"10x8 White Premium Aluminum Linear Slot Diffuser – Modern Design (Duct Opening)","description":"\u003cp\u003e⚠️ \u003cstrong\u003eCHECK SIZE BEFORE PURCHASE:\u003c\/strong\u003e This 10x8 linear slot diffuser fits a \u003cstrong\u003e10\" × 8\" duct opening\u003c\/strong\u003e (the hole in your wall, ceiling, or floor — not your old cover face). \u003ca href=\"#gv-sizing-guide\"\u003eSee the full 10x8 sizing guide →\u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits a 10\" × 8\" duct opening\u003c\/strong\u003e — measure the hole, not your old cover face.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop-in surface-mount replacement\u003c\/strong\u003e — no drywall, flooring, or duct modification required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModern minimalist slot design\u003c\/strong\u003e for contemporary interiors and cleaner visual lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid alloy aluminum\u003c\/strong\u003e — rust-resistant, durable, and zero plastic parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall, ceiling, or low-traffic floor compatible\u003c\/strong\u003e — one diffuser, multiple install scenarios.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-directional adjustable airflow\u003c\/strong\u003e — direct air left, right, both ways, or fully closed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTÜV Rheinland tested\u003c\/strong\u003e — lead-free coating, phthalate-free materials, Prop 65 compliant, and corrosion-resistant finish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDesigned for modern interiors, engineered for comfort\u003c\/h2\u003e\n\u003cp\u003eReplace your dated 10\" × 8\" louvered grille with a modern aluminum linear slot diffuser designed for clean architectural lines. This white surface-mount diffuser installs on walls, ceilings, and low-traffic floors, giving existing duct openings a cleaner, more intentional finish. White finish pairs naturally with white trim, light ceilings, painted walls, Scandinavian interiors, and light wood floors.\u003c\/p\u003e\n\u003ch2\u003eDesigned to upgrade, not to remodel\u003c\/h2\u003e\n\u003cp\u003eInstead of hiding an outdated grille behind furniture or paint, this diffuser turns the vent itself into a more finished architectural detail.\u003c\/p\u003e\n\u003cp\u003eInside: heavy-gauge aluminum, a multi-directional adjustable blade system, and a powder-coated finish made for everyday residential use. Outside: a clean slot profile that looks more refined than a bulky stamped grille.\u003c\/p\u003e\n\u003ch2 id=\"gv-sizing-guide\"\u003eSizing Guide — Will a 10x8 fit your space?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIMPORTANT:\u003c\/strong\u003e Measure the hole in your wall, ceiling, or floor — do not measure your old vent cover.\u003c\/p\u003e\n\u003cp\u003eThis 10x8 aluminum vent cover is designed to fit a standard 10\" × 8\" duct opening (also listed as a 8x10 wall register or 8 x 10 vent cover).\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuct opening size:\u003c\/strong\u003e 10\" × 8\" (this is what you measure)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeck size:\u003c\/strong\u003e 9-3\/4\" × 7-3\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall face size:\u003c\/strong\u003e 11-3\/4\" × 9-3\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign note:\u003c\/strong\u003e Like all linear slot diffusers, this model has a narrower face panel than many traditional louvered grilles to achieve a cleaner, minimal aesthetic. It may not fully conceal the unpainted area left by an old AC vent cover — a light paint touch-up may be needed for a perfectly finished look.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eQuick check:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eRemove your existing vent cover.\u003c\/li\u003e\n\u003cli\u003eMeasure the \u003cem\u003eopening\u003c\/em\u003e in the wall, ceiling, or floor — not the old cover.\u003c\/li\u003e\n\u003cli\u003eIf the opening is approximately 10\" × 8\", this 10x8 linear slot diffuser fits.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eDesigned for modern homes\u003c\/h2\u003e\n\u003cp\u003eThe 10x8 size is designed for larger bedrooms, open kitchens, family rooms, and rooms where a wider opening needs a cleaner visual finish. It provides a more substantial face while keeping the diffuser profile simple and contemporary.\u003c\/p\u003e\n\u003ch3\u003eOn the wall\u003c\/h3\u003e\n\u003cp\u003eReplaces dated stamped-steel grilles in larger bedrooms, kitchens, family rooms, and open residential spaces. The clean slot line helps the HVAC opening blend into the room instead of becoming a visual distraction.\u003c\/p\u003e\n\u003ch3\u003eOn the ceiling\u003c\/h3\u003e\n\u003cp\u003eCreates a low-profile look for finished ceilings, modern condos, kitchens, bathrooms, and basements. Use the included screws for a secure wall or ceiling installation.\u003c\/p\u003e\n\u003ch3\u003eOn the floor\u003c\/h3\u003e\n\u003cp\u003eWorks in low-traffic floor areas where a modern register-style look is preferred. For busy walkways or heavy foot traffic, choose a heavier-duty floor register.\u003c\/p\u003e\n\u003ch2\u003ePremium Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlloy aluminum construction:\u003c\/strong\u003e A heavy-gauge aluminum body with no plastic parts helps resist rust, warping, yellowing, and everyday wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean architectural finish:\u003c\/strong\u003e The powder-coated face wipes clean easily and gives walls, ceilings, or floors a sharper modern profile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable airflow control:\u003c\/strong\u003e The built-in adjustment bar lets you direct airflow left, right, both ways, or fully closed for unused rooms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet slot geometry:\u003c\/strong\u003e Wider slot spacing helps air move at a controlled velocity, reducing the harsh whistle often heard from narrow-slot covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested Safe for Your Home:\u003c\/strong\u003e Independently tested by TÜV Rheinland across 4 safety standards — lead-free surface coating, phthalate-free materials, free of PBT toxic chemicals, and corrosion-resistant finish per ASTM B117 salt spray standard.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e5-Minute Retrofit Installation\u003c\/h2\u003e\n\u003cp\u003eDesigned as a direct replacement for standard 10\" × 8\" duct openings with no structural modification required.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn Walls \u0026amp; Ceilings:\u003c\/strong\u003e Mounts with the included screws through pre-drilled hidden side holes. Only a screwdriver and the included adjustment tool are needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn Floors:\u003c\/strong\u003e Drop the cover into the existing opening in low-traffic areas. Optional screws may be used for extra hold.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully Removable:\u003c\/strong\u003e The diffuser can be removed for cleaning, painting, maintenance, or future room updates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe loading=\"lazy\" title=\"Installation guide — Green Vent 10x8 aluminum linear slot diffuser\" src=\"https:\/\/www.youtube.com\/embed\/2NETJ1EgEis\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGreen Vent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum Linear Slot Diffuser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDuct Opening Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10\" × 8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNeck Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9-3\/4\" × 7-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverall Face Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11-3\/4\" × 9-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite \/ Powder-coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAlloy Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShape\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRectangular\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation \/ Mounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eScrew-In for wall\/ceiling; drop-in for low-traffic floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAirflow Direction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMulti-directional adjustable: left \/ right \/ both \/ closed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupply air, return air, low-traffic floor register use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Surfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWall, ceiling, low-traffic floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVietnam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded Components\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAdjustable air diffuser bar, Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e1. What size do I order — 10x8 or face size?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOrder by duct opening size. 10x8 means a 10\" × 8\" duct opening—the hole in your wall, ceiling, or floor. The visible face size of this diffuser is 11-3\/4\" × 9-3\/4\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2. What is the difference between a linear slot diffuser and a regular vent cover?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA linear slot diffuser moves air through a clean continuous slot instead of a visible louvered face. The result is a more modern look and a smoother airflow pattern for residential supply or return openings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3. Can I install this 10x8 vent cover on a ceiling?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. This 10x8 linear slot diffuser can be installed on walls, ceilings, or low-traffic floors as long as the duct opening measures 10\" × 8\". Use the included screws for wall and ceiling installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4. Does it include an adjustable airflow damper?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The built-in adjustment bar lets you direct airflow left, right, evenly to both sides, or fully close the blades to reduce airflow into unused rooms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e5. Can this diffuser be used for both supply and return air?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt can be used for supply air and many residential return openings. For high-volume returns or filtration needs, choose a dedicated Green Vent air return grille with pre-filter instead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e6. Can I use a filter with this linear slot diffuser?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Standard filters should not be placed behind individual vent covers because they can restrict airflow and strain the HVAC system. Use a return grille with a pre-filter if filtration at the vent is required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e7. Is the finish paintable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The powder-coated finish is durable as shipped, but it can be lightly sanded, primed, and painted with standard spray paint for custom color matching.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e8. Can this be installed outdoors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, in sheltered locations such as covered patios, garages, and enclosed porches. It is not intended for direct rain exposure.\u003c\/p\u003e\n\u003ch2\u003eExplore related Green Vent products\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/collections\/10x8-vent-covers\"\u003e10x8 vent covers collection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/collections\/white-linear-slot-diffusers\"\u003ewhite linear slot diffusers\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/collections\/linear-slot-diffuser\"\u003elinear slot diffuser collection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/collections\/air-vent-covers\"\u003emodern air vent covers\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFor multi-room projects, standardize by duct opening size and finish so the vents look consistent across the home.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"eager\" alt=\"Green Vent 10x6 aluminum linear slot diffuser in white powder-coated finish, front view\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Side angled view of 10x6 white linear slot diffuser showing extruded aluminum profile and slot depth\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_2.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"10x6 linear slot diffuser installed on white wall in modern living room\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_3.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"10x6 aluminum vent cover mounted on ceiling above contemporary kitchen island\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_4.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"10x6 white vent cover installed flush on hardwood floor near baseboard\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_5.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Hand measuring 10 inch by 6 inch duct opening with tape measure for sizing reference\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_6.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Diagram showing duct opening 10 by 6 inches and overall face size 11.75 by 7.75 inches\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_7.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Step-by-step retrofit installation of 10x6 aluminum linear slot diffuser on drywall\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_8.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Close-up of multi-directional adjustable airflow blade on 10x6 linear slot diffuser\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_9.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Hidden side-screw mounting detail on 10x6 white aluminum vent cover\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_10.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"What is in the box - 10x6 linear slot diffuser, mounting screws, and blade adjustment tool\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_11.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"TÜV Rheinland tested certification badge for Green Vent 10x6 aluminum linear slot diffuser\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_12.jpg?v=1778639719\"\u003e\u003c\/p\u003e","brand":"GREEN VENT","offers":[{"title":"Default Title","offer_id":52347646542196,"sku":"GV.DLS.108N","price":42.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/aluminum-white-linear-slot-diffuser-10x8-modern-air-vent-cover.webp?v=1769734899"},{"product_id":"12x8-aluminum-linear-slot-diffuser","title":"12x8 White Premium Aluminum Linear Slot Diffuser – Modern Design (Duct Opening)","description":"\u003cp\u003e⚠️ \u003cstrong\u003eCHECK SIZE BEFORE PURCHASE:\u003c\/strong\u003e This 12x8 linear slot diffuser fits a \u003cstrong\u003e12\" × 8\" duct opening\u003c\/strong\u003e (the hole in your wall, ceiling, or floor — not your old cover face). \u003ca href=\"#gv-sizing-guide\"\u003eSee the full 12x8 sizing guide →\u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits a 12\" × 8\" duct opening\u003c\/strong\u003e — measure the hole, not your old cover face.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop-in surface-mount replacement\u003c\/strong\u003e — no drywall, flooring, or duct modification required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModern minimalist slot design\u003c\/strong\u003e for contemporary interiors and cleaner visual lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid alloy aluminum\u003c\/strong\u003e — rust-resistant, durable, and zero plastic parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall, ceiling, or low-traffic floor compatible\u003c\/strong\u003e — one diffuser, multiple install scenarios.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-directional adjustable airflow\u003c\/strong\u003e — direct air left, right, both ways, or fully closed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTÜV Rheinland tested\u003c\/strong\u003e — lead-free coating, phthalate-free materials, Prop 65 compliant, and corrosion-resistant finish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDesigned for modern interiors, engineered for comfort\u003c\/h2\u003e\n\u003cp\u003eModernize your 12\" × 8\" vent opening with a low-profile linear slot diffuser that works on walls, ceilings, and low-traffic floors. This white surface-mount diffuser installs on walls, ceilings, and low-traffic floors, giving existing duct openings a cleaner, more intentional finish. White finish pairs naturally with white trim, light ceilings, painted walls, Scandinavian interiors, and light wood floors.\u003c\/p\u003e\n\u003ch2\u003eDesigned to upgrade, not to remodel\u003c\/h2\u003e\n\u003cp\u003eMost modern flush vents are designed for new flooring or drywall work. This Green Vent model is built for real replacement projects: remove the old cover, confirm the duct opening, mount the new diffuser, and adjust the airflow.\u003c\/p\u003e\n\u003cp\u003eInside: heavy-gauge aluminum, a multi-directional adjustable blade system, and a powder-coated finish made for everyday residential use. Outside: a clean slot profile that looks more refined than a bulky stamped grille.\u003c\/p\u003e\n\u003ch2 id=\"gv-sizing-guide\"\u003eSizing Guide — Will a 12x8 fit your space?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIMPORTANT:\u003c\/strong\u003e Measure the hole in your wall, ceiling, or floor — do not measure your old vent cover.\u003c\/p\u003e\n\u003cp\u003eThis 12x8 aluminum vent cover is designed to fit a standard 12\" × 8\" duct opening (also listed as a 8x12 wall register or 8 x 12 vent cover).\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuct opening size:\u003c\/strong\u003e 12\" × 8\" (this is what you measure)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeck size:\u003c\/strong\u003e 11-3\/4\" × 7-3\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall face size:\u003c\/strong\u003e 13-3\/4\" × 9-3\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign note:\u003c\/strong\u003e Like all linear slot diffusers, this model has a narrower face panel than many traditional louvered grilles to achieve a cleaner, minimal aesthetic. It may not fully conceal the unpainted area left by an old AC vent cover — a light paint touch-up may be needed for a perfectly finished look.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eQuick check:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eRemove your existing vent cover.\u003c\/li\u003e\n\u003cli\u003eMeasure the \u003cem\u003eopening\u003c\/em\u003e in the wall, ceiling, or floor — not the old cover.\u003c\/li\u003e\n\u003cli\u003eIf the opening is approximately 12\" × 8\", this 12x8 linear slot diffuser fits.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eDesigned for modern homes\u003c\/h2\u003e\n\u003cp\u003eThe 12x8 size works best in large bedrooms, great rooms, open-plan areas, and spaces with higher airflow demand. It gives a larger duct opening a finished modern look without shifting into a construction-only mud-in diffuser.\u003c\/p\u003e\n\u003ch3\u003eOn the wall\u003c\/h3\u003e\n\u003cp\u003eReplaces dated stamped-steel grilles in large bedrooms, great rooms, open-plan areas, and larger ceiling openings. The clean slot line helps the HVAC opening blend into the room instead of becoming a visual distraction.\u003c\/p\u003e\n\u003ch3\u003eOn the ceiling\u003c\/h3\u003e\n\u003cp\u003eCreates a low-profile look for finished ceilings, modern condos, kitchens, bathrooms, and basements. Use the included screws for a secure wall or ceiling installation.\u003c\/p\u003e\n\u003ch3\u003eOn the floor\u003c\/h3\u003e\n\u003cp\u003eWorks in low-traffic floor areas where a modern register-style look is preferred. For busy walkways or heavy foot traffic, choose a heavier-duty floor register.\u003c\/p\u003e\n\u003ch2\u003ePremium Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlloy aluminum construction:\u003c\/strong\u003e A heavy-gauge aluminum body with no plastic parts helps resist rust, warping, yellowing, and everyday wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean architectural finish:\u003c\/strong\u003e The powder-coated face wipes clean easily and gives walls, ceilings, or floors a sharper modern profile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable airflow control:\u003c\/strong\u003e The built-in adjustment bar lets you direct airflow left, right, both ways, or fully closed for unused rooms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet slot geometry:\u003c\/strong\u003e Wider slot spacing helps air move at a controlled velocity, reducing the harsh whistle often heard from narrow-slot covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested Safe for Your Home:\u003c\/strong\u003e Independently tested by TÜV Rheinland across 4 safety standards — lead-free surface coating, phthalate-free materials, free of PBT toxic chemicals, and corrosion-resistant finish per ASTM B117 salt spray standard.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e5-Minute Retrofit Installation\u003c\/h2\u003e\n\u003cp\u003eDesigned as a direct replacement for standard 12\" × 8\" duct openings with no structural modification required.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn Walls \u0026amp; Ceilings:\u003c\/strong\u003e Mounts with the included screws through pre-drilled hidden side holes. Only a screwdriver and the included adjustment tool are needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn Floors:\u003c\/strong\u003e Drop the cover into the existing opening in low-traffic areas. Optional screws may be used for extra hold.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully Removable:\u003c\/strong\u003e The diffuser can be removed for cleaning, painting, maintenance, or future room updates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe loading=\"lazy\" title=\"Installation guide — Green Vent 12x8 aluminum linear slot diffuser\" src=\"https:\/\/www.youtube.com\/embed\/2NETJ1EgEis\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGreen Vent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum Linear Slot Diffuser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDuct Opening Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12\" × 8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNeck Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11-3\/4\" × 7-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverall Face Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13-3\/4\" × 9-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite \/ Powder-coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAlloy Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShape\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRectangular\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation \/ Mounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eScrew-In for wall\/ceiling; drop-in for low-traffic floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAirflow Direction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMulti-directional adjustable: left \/ right \/ both \/ closed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupply air, return air, low-traffic floor register use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Surfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWall, ceiling, low-traffic floor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVietnam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded Components\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAdjustable air diffuser bar, Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e1. What size do I order — 12x8 or face size?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOrder by duct opening size. 12x8 means a 12\" × 8\" duct opening—the hole in your wall, ceiling, or floor. The visible face size of this diffuser is 13-3\/4\" × 9-3\/4\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2. What is the difference between a linear slot diffuser and a regular vent cover?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA linear slot diffuser moves air through a clean continuous slot instead of a visible louvered face. The result is a more modern look and a smoother airflow pattern for residential supply or return openings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3. Can I install this 12x8 vent cover on a ceiling?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. This 12x8 linear slot diffuser can be installed on walls, ceilings, or low-traffic floors as long as the duct opening measures 12\" × 8\". Use the included screws for wall and ceiling installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4. Does it include an adjustable airflow damper?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The built-in adjustment bar lets you direct airflow left, right, evenly to both sides, or fully close the blades to reduce airflow into unused rooms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e5. Can this diffuser be used for both supply and return air?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt can be used for supply air and many residential return openings. For high-volume returns or filtration needs, choose a dedicated Green Vent air return grille with pre-filter instead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e6. Can I use a filter with this linear slot diffuser?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Standard filters should not be placed behind individual vent covers because they can restrict airflow and strain the HVAC system. Use a return grille with a pre-filter if filtration at the vent is required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e7. Is the finish paintable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The powder-coated finish is durable as shipped, but it can be lightly sanded, primed, and painted with standard spray paint for custom color matching.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e8. Can this be installed outdoors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, in sheltered locations such as covered patios, garages, and enclosed porches. It is not intended for direct rain exposure.\u003c\/p\u003e\n\u003ch2\u003eExplore related Green Vent products\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/collections\/12x8-vent-covers\"\u003e12x8 vent covers collection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/collections\/white-linear-slot-diffusers\"\u003ewhite linear slot diffusers\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/collections\/linear-slot-diffuser\"\u003elinear slot diffuser collection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.greenvent.us\/collections\/air-vent-covers\"\u003emodern air vent covers\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eStill comparing sizes? Use the duct opening—not the old cover face—as your source of truth, then pick the finish that matches your interior.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"eager\" alt=\"Green Vent 10x6 aluminum linear slot diffuser in white powder-coated finish, front view\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Side angled view of 10x6 white linear slot diffuser showing extruded aluminum profile and slot depth\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_2.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"10x6 linear slot diffuser installed on white wall in modern living room\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_3.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"10x6 aluminum vent cover mounted on ceiling above contemporary kitchen island\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_4.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"10x6 white vent cover installed flush on hardwood floor near baseboard\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_5.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Hand measuring 10 inch by 6 inch duct opening with tape measure for sizing reference\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_6.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Diagram showing duct opening 10 by 6 inches and overall face size 11.75 by 7.75 inches\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_7.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Step-by-step retrofit installation of 10x6 aluminum linear slot diffuser on drywall\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_8.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Close-up of multi-directional adjustable airflow blade on 10x6 linear slot diffuser\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_9.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"Hidden side-screw mounting detail on 10x6 white aluminum vent cover\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_10.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"What is in the box - 10x6 linear slot diffuser, mounting screws, and blade adjustment tool\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_11.jpg?v=1778639719\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg loading=\"lazy\" alt=\"TÜV Rheinland tested certification badge for Green Vent 10x6 aluminum linear slot diffuser\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/modern-air-vent-cover-lineaer-slot-diffuser-green-vent_12.jpg?v=1778639719\"\u003e\u003c\/p\u003e","brand":"GREEN VENT","offers":[{"title":"Default Title","offer_id":52347649065332,"sku":"GV.DLS.128N","price":47.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/9138\/5204\/files\/aluminum-white-linear-slot-diffuser-12x8-modern-air-vent-cover.webp?v=1769734379"}],"url":"https:\/\/www.greenvent.us\/collections\/4-slot-linear-diffuser.oembed","provider":"Green Vent","version":"1.0","type":"link"}