Upgrade your ventilation with airgrilles.com. Explore our premium collection of modern air vent covers and linear slot diffusers. Durable, stylish, and easy to install.
Top Keywords
-
white powder coated
-
return air grille
-
duct opening
-
hvac vent cover
-
duct opening grille
-
air supply diffuser
-
adjustable filter retainers
-
steel vent cover
-
hvac grille
-
durable construction
| All | 814 |
| Hardware | 215 |
| Heating, Ventilation & Air Conditioning | 215 |
| Home & Garden | 49 |
| Household Appliances | 25 |
| Household Appliance Accessories | 19 |
| Kitchen & Dining | 4 |
| Heating, Ventilation & Air Conditioning | 1 |
Show More
![20"W x 30"H [Duct Opening] Aluminum Return Air Filter Grille | Rust Proof Eggcrate Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 22 1/4"W X 32 1/4"H - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/files/20x30-1_300x.jpg?v=1751353328)
![20"W x 25"H [Duct Opening] Aluminum Return Air Filter Grille | Rust Proof Eggcrate Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 22 1/4"W X 27 1/4"H - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/products/1_231a53af-1f18-46d4-8f42-6c2727c56645_300x.jpg?v=1751353383)
![20"W x 24"H [Duct Opening] Aluminum Return Air Filter Grille | Rust Proof Eggcrate Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 22 1/4"W X 26 1/4"H - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/products/1_ba771238-b949-4345-bc70-c03ca7d233cf_300x.jpg?v=1751353376)
![20"W x 20"H [Wall Opening] Anodized Aluminum Exterior Wall vent Gable shed for Crawlspace, Outdoor, Doors, Attic | Weatherproof, Rain&Rust Proof, Overall: 22"W X 22"H - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/files/20-20_ebcc349c-fcc3-483f-93f8-fa2f8c23b842_300x.jpg?v=1757165929)
![20"W x 20"H [Duct Opening] Aluminum Return Air Filter Grille | Rust Proof Eggcrate Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 22 1/4"W X 22 1/4"H - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/products/1_8c9e94ee-4a83-404d-8a90-ca468874811b_300x.jpg?v=1751353381)
![20"W x 12"H [Duct Opening] Aluminum Return Air Filter Grille | Rust Proof Eggcrate Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 22 1/4"W X 14 1/4"H - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/products/1_ee2a19e3-b605-448e-b13c-bdfd7363f60b_300x.jpg?v=1751353372)
![20" x 8" [Duct Opening] Aluminum Return Air Grille | Rust Proof Eggcrate Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 21.75" X 9.75" - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/products/1_0fc7220e-096c-4a4d-b37f-6caa78c201be_300x.jpg?v=1751353405)
![20" x 30" [Duct Opening] Aluminum Return Air Grille | Rust Proof Eggcrate Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 21.75" X 31.75" - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/products/1_418e98b8-4591-457f-b42e-78df77a10a17_300x.jpg?v=1751353404)
$42.95
$61.27
You save
$18.32
![20" X 30" Duct Opening | Steel Return Air Filter Grille [Fixed Hinged] for Sidewall and Ceiling | Outer Dimensions: 22 5/8"W X 32 5/8"H - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/files/20x30_fe03acea-84f4-4456-99cd-88cb6442d725_300x.jpg?v=1762766440)
![20" X 25" Duct Opening | Steel Return Air Filter Grille [Fixed Hinged] for Sidewall and Ceiling | Outer Dimensions: 22 5/8"W X 27 5/8"H - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/files/20x25_ff4ed26a-7195-492f-a607-e8039a75eae4_300x.jpg?v=1762766550)
$55.01
$63.23
You save
$8.22
![20" x 20" [Duct Opening] Aluminum Return Air Grille | Rust Proof Eggcrate Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 21.75" X 21.75" - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/products/1_d783a906-a228-4b7e-80c0-cb295342df66_300x.jpg?v=1751353403)
![20" X 20" Duct Opening | Steel Return Air Filter Grille [Fixed Hinged] for Sidewall and Ceiling | Outer Dimensions: 22 5/8"W X 22 5/8"H - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/files/20x20_dfc31cdf-fd73-4d31-b10b-39e6ab7fe6cf_300x.jpg?v=1762767135)
![20" x 16" [Duct Opening] Aluminum Return Air Grille | Rust Proof Eggcrate Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 21.75" X 17.75" - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/products/1_2ab71b80-7572-4fb3-8f86-c84156a7f1ea_300x.jpg?v=1751353401)
![20" x 10" [Duct Opening] Aluminum Return Air Grille | Rust Proof Eggcrate Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 21.75" X 11.75" - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/products/1_3ef4f9c4-1316-43b7-9f17-cca512d7ac40_300x.jpg?v=1751353401)
![2" x 14" [Duct Opening] Floor Register with Louvered Design | Heavy Duty Walkable Design with Damper | Floor Vent Grille | Easy to Adjust Air Supply lever | Brown | Outer Dimensions: 3.75" X 15.5" - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/products/HND-FLG-BR-2x14-1_86c7999d-629a-499d-84eb-cd168310d096_300x.jpg?v=1751353629)
![2" x 14" [Duct Opening Size] Toe Kick Register Grille | Vent Cover | Outer Dimensions: 3.5" X 15.5" | White - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/products/HND-TGS-WH-2x14-1_fefd89a8-151b-49d4-ad5b-1cbd65062a51_300x.jpg?v=1757320440)
![2" x 14" [Duct Opening Size] Toe Kick Register Grille | Vent Cover | Outer Dimensions: 3.5" X 15.5" | Brown - AirGrilles](https://cdn.shopify.com/s/files/1/0593/7201/1696/products/HND-TGS-BR-2x14-1_63877e8e-c1bf-4af1-a475-ed87486b01cd_300x.jpg?v=1751353655)
No lists found
