Amazon.com: 14" X 12" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face -White [Outer Dimensions: 15.75w X
![25" X 20" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face -White [Outer Dimensions: 26.75w X 21.75h] -](https://m.media-amazon.com/images/I/71z--tc39hL._AC_SL1332_.jpg "25\" X 20\" Steel Return Air Filter Grille for 1\" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face -White [Outer Dimensions: 26.75w X 21.75h] -")
25" X 20" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face -White [Outer Dimensions: 26.75w X 21.75h] -
![8" X 12" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face -White [Outer Dimensions: 9.75w X 13.75h] :](https://m.media-amazon.com/images/I/81zDtJJMNzL._AC_SL1500_.jpg "8\" X 12\" Steel Return Air Filter Grille for 1\" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face -White [Outer Dimensions: 9.75w X 13.75h] :")
8" X 12" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face -White [Outer Dimensions: 9.75w X 13.75h] :
![Amazon.com: 20" X 20" Return Air Filter Grille * - Filter Included * - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 21.75w X 21.75h] :](https://m.media-amazon.com/images/I/811faJbh1lL._AC_SY355_.jpg "Amazon.com: 20\" X 20\" Return Air Filter Grille * - Filter Included * - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 21.75w X 21.75h] :")
Amazon.com: 20" X 20" Return Air Filter Grille * - Filter Included * - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 21.75w X 21.75h] :
![24" X 8 Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 26.5 X 9.75] - - Amazon.com](https://m.media-amazon.com/images/I/71MPozD8ncL._AC_SX355_.jpg "24\" X 8 Steel Return Air Filter Grille for 1\" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 26.5 X 9.75] - - Amazon.com")
24" X 8 Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 26.5 X 9.75] - - Amazon.com
![24" X 24" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 26.5 X 25.75] - - Amazon.com](https://m.media-amazon.com/images/I/81Dg5RTpTQL._AC_SX522_.jpg "24\" X 24\" Steel Return Air Filter Grille for 1\" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat\" Stamped Face - White [Outer Dimensions: 26.5 X 25.75] - - Amazon.com")
24" X 24" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 26.5 X 25.75] - - Amazon.com
![10" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com](https://m.media-amazon.com/images/I/81GnGhTHDML._AC_SX466_.jpg "10\" X 10\" Steel Return Air Filter Grille for 1\" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat\" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com")
10" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com
Amazon.com: 14" X 12" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face -White [Outer Dimensions: 15.75w X
Amazon.com: Return Air Filter Grille, 12x24 in, White : Automotive
![24" X 14" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 25.75 X 15.75] - Heating Vents - Amazon.com](https://images-na.ssl-images-amazon.com/images/I/71xqGfYdymL.__AC_SY300_SX300_QL70_ML2_.jpg "24\" X 14\" Steel Return Air Filter Grille for 1\" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 25.75 X 15.75] - Heating Vents - Amazon.com")
24" X 14" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 25.75 X 15.75] - Heating Vents - Amazon.com
![Amazon.com: 10" X 6" Steel Return Air Filter Grille for 1" Filter - Removable Face/Door - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 12.5 X 7.75] : Everything Else](https://m.media-amazon.com/images/I/51MFDUTitAL._AC_.jpg "Amazon.com: 10\" X 6\" Steel Return Air Filter Grille for 1\" Filter - Removable Face/Door - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 12.5 X 7.75] : Everything Else")
Amazon.com: 10" X 6" Steel Return Air Filter Grille for 1" Filter - Removable Face/Door - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 12.5 X 7.75] : Everything Else
![24" X 24" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 26.5 X 25.75] - - Amazon.com](https://m.media-amazon.com/images/I/81Dg5RTpTQL._AC_SY355_.jpg "24\" X 24\" Steel Return Air Filter Grille for 1\" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat\" Stamped Face - White [Outer Dimensions: 26.5 X 25.75] - - Amazon.com")
24" X 24" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 26.5 X 25.75] - - Amazon.com
![Amazon.com: 20" X 20" Return Air Filter Grille * - Filter Included * - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 21.75w X 21.75h] :](https://m.media-amazon.com/images/I/811faJbh1lL._AC_SS450_.jpg "Amazon.com: 20\" X 20\" Return Air Filter Grille * - Filter Included * - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 21.75w X 21.75h] :")
Amazon.com: 20" X 20" Return Air Filter Grille * - Filter Included * - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 21.75w X 21.75h] :
![10" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com](https://m.media-amazon.com/images/I/81GnGhTHDML._AC_SX425_.jpg "10\" X 10\" Steel Return Air Filter Grille for 1\" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat\" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com")
10" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com
![10" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com](https://m.media-amazon.com/images/I/51KkPbaTawL._AC_SS450_.jpg "10\" X 10\" Steel Return Air Filter Grille for 1\" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat\" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com")
10" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com
Amazon.com: 14" X 12" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face -White [Outer Dimensions: 15.75w X
16" X 16" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 17.75 X
![24" X 8 Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 26.5 X 9.75] - - Amazon.com](https://m.media-amazon.com/images/I/71MPozD8ncL._AC_SL1500_.jpg "24\" X 8 Steel Return Air Filter Grille for 1\" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 26.5 X 9.75] - - Amazon.com")
24" X 8 Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 26.5 X 9.75] - - Amazon.com
![24" X 6 Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC DUCT COVER - Flat Stamped Face - White [Outer Dimensions: 26.5 X 7.75] - - Amazon.com](https://m.media-amazon.com/images/I/716fgYXDI3L._AC_SX355_.jpg "24\" X 6 Steel Return Air Filter Grille for 1\" Filter - Fixed Hinged - Ceiling Recommended - HVAC DUCT COVER - Flat Stamped Face - White [Outer Dimensions: 26.5 X 7.75] - - Amazon.com")
24" X 6 Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC DUCT COVER - Flat Stamped Face - White [Outer Dimensions: 26.5 X 7.75] - - Amazon.com
![Amazon.com: 20" X 10" Return Air Filter Grille - Filter Included - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 21.75w X 11.75h]](https://m.media-amazon.com/images/I/71RBPLXILML._AC_SX466_.jpg "Amazon.com: 20\" X 10\" Return Air Filter Grille - Filter Included - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 21.75w X 11.75h]")
Amazon.com: 20" X 10" Return Air Filter Grille - Filter Included - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 21.75w X 11.75h]
![10" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com](https://images-na.ssl-images-amazon.com/images/I/81GnGhTHDML.__AC_SY300_SX300_QL70_ML2_.jpg "10\" X 10\" Steel Return Air Filter Grille for 1\" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat\" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com")
10" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com
![24" X 20" Return Air Filter Grille - Filter Included - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 25.75w X 21.75h] - - Amazon.com](https://m.media-amazon.com/images/I/715ZQ2Rc8aL._AC_SX355_.jpg "24\" X 20\" Return Air Filter Grille - Filter Included - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 25.75w X 21.75h] - - Amazon.com")
24" X 20" Return Air Filter Grille - Filter Included - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 25.75w X 21.75h] - - Amazon.com
![12" X 12" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face -White [Outer Dimensions: 13.75w X 13.75h] - -](https://m.media-amazon.com/images/I/519daeUXQYL._AC_SX466_.jpg "12\" X 12\" Steel Return Air Filter Grille for 1\" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face -White [Outer Dimensions: 13.75w X 13.75h] - -")
12" X 12" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face -White [Outer Dimensions: 13.75w X 13.75h] - -
![10" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com](https://m.media-amazon.com/images/I/81GnGhTHDML._AC_SX355_.jpg "10\" X 10\" Steel Return Air Filter Grille for 1\" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat\" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com")
10" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC Duct Cover - Flat" Stamped Face - White [Outer Dimensions: 12.5 X 11.75] - - Amazon.com
Amazon.com: Accord ABRFWH1212 Return Filter Grille with 1/2-Inch Fin Louvered, 12-Inch x 12-Inch(Duct Opening Measurements), White : Automotive
24" X 14" Steel Return Air Filter Grille for 1" Filter - Easy Plastic Tabs for Removable Face/Door - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 25.75 X
![16" X 36 Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC DUCT COVER - Flat Stamped Face - White [Outer Dimensions: 18.5 X 37.75] - - Amazon.com](https://m.media-amazon.com/images/I/71FAz-y-OKL._AC_SS450_.jpg "16\" X 36 Steel Return Air Filter Grille for 1\" Filter - Fixed Hinged - Ceiling Recommended - HVAC DUCT COVER - Flat Stamped Face - White [Outer Dimensions: 18.5 X 37.75] - - Amazon.com")
16" X 36 Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC DUCT COVER - Flat Stamped Face - White [Outer Dimensions: 18.5 X 37.75] - - Amazon.com
![Amazon.com: 24" X 8" Steel Return Air Filter Grille for 1" Filter - Removable Face/Door - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 26.5 X 9.75]](https://m.media-amazon.com/images/I/81YuQ0OjfYL._AC_SX355_.jpg "Amazon.com: 24\" X 8\" Steel Return Air Filter Grille for 1\" Filter - Removable Face/Door - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 26.5 X 9.75]")
Amazon.com: 24" X 8" Steel Return Air Filter Grille for 1" Filter - Removable Face/Door - HVAC Duct Cover - Flat Stamped Face - White [Outer Dimensions: 26.5 X 9.75]
