---
product_id: 359038531
title: "BUILDMART 36\" Linear Slot Diffuser - 1 Slot - AC Vent Cover - HVAC Register - Single Slot - Commercial Grade"
brand: "buildmart"
price: "£150.16"
currency: GBP
in_stock: true
category: "Buildmart"
url: https://www.desertcart.co.uk/products/359038531-buildmart-36-linear-slot-diffuser-1-slot-ac-vent-cover
store_origin: GB
region: United Kingdom
---

# Fits 35 3/8" x 1 5/8" neck size 139 CFM airflow capacity Commercial-grade solid aluminum BUILDMART 36" Linear Slot Diffuser - 1 Slot - AC Vent Cover - HVAC Register - Single Slot - Commercial Grade

**Brand:** buildmart
**Price:** £150.16
**Availability:** ✅ In Stock

## Summary

> 🌬️ Upgrade your airflow game with BUILDMART’s sleek, modern diffuser — because your space deserves to breathe in style!

## Quick Answers

- **What is this?** BUILDMART 36" Linear Slot Diffuser - 1 Slot - AC Vent Cover - HVAC Register - Single Slot - Commercial Grade by buildmart
- **How much does it cost?** £150.16 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/359038531-buildmart-36-linear-slot-diffuser-1-slot-ac-vent-cover)

## Best For

- buildmart enthusiasts

## Why This Product

- Trusted buildmart brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durability That Lasts:** Crafted from solid extruded aluminum with electrostatic paint for corrosion resistance and easy cleaning.
- • **Versatile & Ready to Ship:** Available in multiple sizes and colors, perfect for remodels or new builds—don’t settle for outdated vents.
- • **Effortless Airflow Control:** 180° adjustable directional dampers let you customize air distribution for ultimate comfort.
- • **Seamless Retrofit Installation:** Hidden screw-in mounting system preserves minimalist aesthetics without visible hardware.
- • **Architectural Elegance Meets Function:** Sleek linear slot design elevates any modern ceiling, wall, or floor space with clean, crisp lines.

## Overview

The BUILDMART 36" Linear Slot Diffuser is a commercial-grade, solid aluminum air vent cover designed for ceilings, walls, and floors. Offering 139 CFM airflow with a 180° adjustable spread, it features a modern architectural design with hidden screw installation for a clean look. Suitable for both supply and return air applications, this durable, easy-to-clean diffuser is paintable and available in multiple sizes, making it ideal for contemporary remodels and new construction projects.

## Description

Texas Buildmart offers High Quality Linear Slot Diffusers. This model shoots a 180-degree spread with the option to adjust to one side or the other. They have decorative directional dampers. Modern, crisp, clean lines and architecturally appealing. Solid extruded aluminum profile with welding - Electrostatic Paint. This white linear air vent register can be used as a supply air vent cover for ceilings, walls, and floors. This vent cover was designed to be decorative and not structural. You can use this as a floor vent cover, but it is not designed to support weight, adding any type of weight is not recommended. This vent can be used as a return air vent cover as well. This register is not only a vent cover, but it looks like a Modern Contemporary looking fixture. If our Modern AC Vent Cover is used as a Return air vent cover, please make sure the air vent cover is placed in the full open position or remove the directional dampers

## Features

- Commercial grade solid aluminum with modern architectural design for ceilings, walls and floors. This model can be used as a supply vent cover and return vent cover - This is a model without filter
- Our openings are perfect for bathrooms, kitchens and living rooms and can be used to update your office environment or commercial space. Upgrade any room with our modern AC vent covers
- CFM: 139 ft³/min - effective speed: 3.0 m/s; neck: 35 3/20.3 cm x 1 5/20.3 cm - face: 36 7/20.3 cm x 3 1/40.6 cm (the neck is the section that enters the ventilation hole while the face is the one that will actually cover)
- Use our modern AC ventilation covers for your essential office items, home improvement, or renovations. Adds value to any wall, ceiling, and floor space by updating not only the look but also the feel
- *This is a utility and design patent-pending product * We make sizes from 12 inches to 72 inches CA diffuser linear slot grille vent covers for the modern home

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B091RN1BSC |
| ASIN  | B091RN1BSC |
| Air Flow Capacity | 139 Cubic Feet Per Minute |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #160,772 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #430 in Registers, Grilles & Vents |
| Color | White |
| Customer Reviews | 4.8 4.8 out of 5 stars (31) |
| Customer reviews | 4.8 4.8 out of 5 stars (31) |
| Date First Available | 12 April 2021 |
| Date First Available  | 12 April 2021 |
| Finish | Finished |
| Head Style | Philips |
| Included components | screws |
| Installation Method | Screw-In |
| Is Discontinued By Manufacturer  | No |
| Item Package Quantity | 1 |
| Item Weight | 907 g |
| Item model number | 36-1-W-SLSD |
| Item model number  | 36-1-W-SLSD |
| Manufacturer | BUILDMART |
| Manufacturer  | BUILDMART |
| Material | Aluminium |
| Measurement System | English/Standard |
| Number Of Pieces | 1 |
| Part number | 36x1s |
| Plug Profile | Screw-In |
| Power source type | Corded Electric |
| Product Dimensions | 93.98 x 10.16 x 5.08 cm; 907 g |
| Product Dimensions  | 93.98 x 10.16 x 5.08 cm; 907 g |
| Shape | Rectangular |
| Size | Neck: 35 3/8" x 1 5/8" - Face: 36 7/8" x 3 1/16" |
| Special Features | Easy to Install |
| Speed Rating | 139 CFM @ 9.8 FPS |

## Images

![BUILDMART 36" Linear Slot Diffuser - 1 Slot - AC Vent Cover - HVAC Register - Single Slot - Commercial Grade - Image 1](https://m.media-amazon.com/images/I/51lkp7826PL.jpg)

## Questions & Answers

**Q: What does a Linear Slot Diffuser do? What are Linear Slot Diffusers used for? What is a Slot Diffuser?**
A: Linear Slot Diffusers are Vent Covers that are Linear and the “face” of a vent. The Air Conditioning unit distributes air throughout the home/building via the air duct tubing and delivers hot/cold air to each room that the vent is in.

**Q: Are Linear Slot Diffusers good?**
A: Linear Slot Diffusers are the “face” of the vent, often referred to as a Vent Cover. Linear Slot Diffusers are good in the sense that they are aesthetically pleasing to look at and give a modern feel to any room they are in.

**Q: How do I choose a Linear Slot Diffuser?**
A: For New Builds, we always recommend checking with your HVAC Contractor to confirm the CFM’s each room will need and then selecting your Linear Slot Diffusers based on the CFM’s

**Q: What sizes do vent covers come in? What is the standard vent cover size?**
A: Vent Covers, Grilles, Registers, Diffusers come in different sizes. The most Standard Sizes being 10” x 6” and 12” x 6” and 8” x 4” - You will find at least one of these in most homes.

## Frequently Bought Together

- BUILDMART - 36" Linear Slot Diffuser - (1 Slot) Single Slot - White Decorative Air Vent - Modern AC Vent Cover for Ceiling, Walls & Floors - Texas Buildmart
- BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - (1 Slot) Single Slot] Premium Insulated Galvanized Sheet Metal Plenum Box for Heating and Cooling - Texas Buildmart
- BUILDMART - 24" Linear Slot Diffuser - (1 Slot) Single Slot - White Decorative Air Vent - Modern AC Vent Cover for Ceiling, Walls & Floors - Texas

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-11-09*