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AC Vent Covers and Linear Diffusers

Your AC vent covers don’t have to be an eyesore. At Texas Buildmart, we offer an assortment of clean, elegant, and high-quality vent covers and other premium products, including linear slot diffusers and standard diffusers. In addition, check out our installation videos for some helpful tips.

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On this page, you can shop for high-performance air vents and grilles that are built to last and priced to accommodate your budget. These 100% aluminum products are sized to fit a full range of AC units. Corrosion-proof and finished with electrostatic paint, these vent covers feature directional systems with a 3-way airflow option. Give your air system a modern look with these versatile diffusers and covers.

Easy to clean and internally mounted, our products make it easy to keep your space looking great. And with a 9.8 effective velocity, our vents are welcome additions to efficient HVAC systems. Experience the difference that our air conditioner vent covers make when you place your order today.

Ordering & Shipping Info

To get started, just set up your online account, or log in if you are an existing customer. We’re confident that you’ll agree that our air vents and diffusers are the right choice for your property.

Our team processes your order quickly and ships it to any location in the United States via the shipping method of your choice. We are able to ship some items to international destinations, so if you see something that you’d like sent to a foreign address, contact us to get more information.

If for some reason you are not completely satisfied with your AC vent cover, you can return the item within 30 days for a full refund or exchange. However, shipping and handling charges are not refundable. Any information you send to us through this site, including shipping and payment information, remains strictly confidential.

We thank you for your interest in our air conditioner vent covers. Our team is committed to achieving your complete satisfaction by ensuring that your high-quality, affordable vents and accessories are quickly and safely delivered to your location. We appreciate your business and look forward to filling your next order.

Contact us with any questions about our products. We ship to customers nationwide.

Linear Slot Diffusers - AC Vents
Standard Diffusers

AC Registers Installation Videos
Displaying products 1 - 20 of 20 results
Aluminum Vent Covers
60" x 4" Linear Slot Diffuser - AC Vent Cover - HVAC Register
Price: $49.99
60" x 4" Linear Slot Diffuser - AC Vent Cover - HVAC Register

60" x 4" 2 Slot, 9.8 Effective Velocity (ft/s)
533.6 CFM (Ft3/Min)
100% Aluminum
48
48" x 4" Linear Slot Diffuser - AC Vent Cover - HVAC Register
Price: $39.99
48" x 4" Linear Slot Diffuser - AC Vent Cover - HVAC Register

48" x 4" 2 Slot, 9.8 Effective Velocity (ft/s)
426.9 CFM (Ft3/Min)
100% Aluminum
Linear Slot Diffuser
36" x 4" Linear Slot Diffuser - AC Vent Cover - HVAC Register
Price: $33.99
36" x 4" Linear Slot Diffuser - AC Vent Cover - HVAC Register

36" x 4", 2 Slot, 9.8 Effective Velocity (ft/s)
320.2 CFM (Ft3/Min)
100% Aluminum
AC Vent Covers
24" x 4" Linear Slot Diffuser - AC Vent Cover - HVAC Register
Price: $27.99
24" x 4" Linear Slot Diffuser - AC Vent Cover - HVAC Register

24" x 4" 2 Slot, 9.8 Effective Velocity (ft/s)
213.5CFM (Ft3/Min)
100% Aluminum
Air Vents and Grilles
18" x 4" Linear Slot Diffuser - AC Vent Cover - HVAC Register
Price: $22.99
18" x 4" Linear Slot Diffuser - AC Vent Cover - HVAC Register

18" x 4" 2 Slot, 9.8 Effective Velocity (ft/s)
106.7 CFM (Ft3/Min)
100% Aluminum
12 x 4 Linear Slot Diffuser - AC Vent Cover - HVAC Register
12" x 4" Linear Slot Diffuser - AC Vent Cover - HVAC Register
Price: $17.19
12" x 4" Linear Slot Diffuser - AC Vent Cover - HVAC Register

12" x 4" 2 Slot, 9.8 Effective Velocity (ft/s)
106.7 CFM (Ft3/Min)
100% Aluminum
8x4 Standard Linear Slot Diffuser
8" X 4" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single
Price: $16.99
8" X 4" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single

8" x 4" 2 Slot, 9.8 Effective Velocity (ft/s)
100% Aluminum
10" x 6" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single
Price: $21.99
10" x 6" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single

10" X 6" Standard DIFFUSER, 3 Slot, 9.8 Effective Velocity (ft/s)
100% Aluminum
12" x 6" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single
Price: $23.99
12" x 6" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single

12" X 6", 3 Slot, 9.8 Effective Velocity (ft/s)
533.6 CFM (Ft3/Min)
100% Aluminum
14
14" x 6" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single
Price: $25.99
14" x 6" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single

14"x 6" 3 Slot, 9.8 Effective Velocity (ft/s)
100% Aluminum
6" X 6" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single
Price: $20.99
6" X 6" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single

6" x 6" 3 Slot, 9.8 Effective Velocity (ft/s)
100% Aluminum
8" X 6" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single
Price: $21.49
8" X 6" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single

8" x 6" 3 Slot, 9.8 Effective Velocity (ft/s)
100% Aluminum
8" X 8" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single
Price: $28.99
8" X 8" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single

8" x 8" 4 Slot, 9.8 Effective Velocity (ft/s)
100% Aluminum
10" X 8" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single
Price: $29.99
10" X 8" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single

10" x 8" 4 Slot, 9.8 Effective Velocity (ft/s)
100% Aluminum
12" X 8" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single
Price: $30.99
12" X 8" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single

12" x 8" 4 Slot, 9.8 Effective Velocity (ft/s)
100% Aluminum
14" X 8" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single
Price: $31.99
14" X 8" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single

14" x 8" 4 Slot, 9.8 Effective Velocity (ft/s)
100% Aluminum
10" X 10" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single
Price: $33.99
10" X 10" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single

8" x 8" 5 Slot, 9.8 Effective Velocity (ft/s)
100% Aluminum
12" X 12" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single
Price: $41.99
12" X 12" Standard Linear Slot Diffuser - HVAC Vent Cover - AC Vent - Single

12" x 12" 6 Slot, 9.8 Effective Velocity (ft/s)
100% Aluminum