PRICE, Steel, Lay-In Mount Return Air Grille, Lay-In Mount Return Air Grille - 46V226|530 - Grainger
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30" x 8" HVAC Return Air Grille - Plastic Never Rust Vent Duct Cover - for Wall & Ceiling [Outer Dimensions: 32w X 10"h] - - Amazon.com
![20" X 14 Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC DUCT COVER - Flat Stamped Face - White [Outer Dimensions: 22.5 X 15.75] - - Amazon.com 20" X 14 Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC DUCT COVER - Flat Stamped Face - White [Outer Dimensions: 22.5 X 15.75] - - Amazon.com](https://m.media-amazon.com/images/I/51-p5TKnLJL._AC_SY580_.jpg)
20" X 14 Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - Ceiling Recommended - HVAC DUCT COVER - Flat Stamped Face - White [Outer Dimensions: 22.5 X 15.75] - - Amazon.com
![26"w X 12"h Steel Return Air Grilles - Sidewall and Ceiling - HVAC Duct Cover - White [Outer Dimensions: 27.75"w X 13.75"h] - Amazon.com 26"w X 12"h Steel Return Air Grilles - Sidewall and Ceiling - HVAC Duct Cover - White [Outer Dimensions: 27.75"w X 13.75"h] - Amazon.com](https://m.media-amazon.com/images/I/51TWvewXfoL._AC_SY580_.jpg)
26"w X 12"h Steel Return Air Grilles - Sidewall and Ceiling - HVAC Duct Cover - White [Outer Dimensions: 27.75"w X 13.75"h] - Amazon.com
![Cast Iron Air Return Grill 6″ x 24″ inches | Thick Face Plate, Sand Cast | Floor Registers and Grills Cast Iron Air Return Grill 6″ x 24″ inches | Thick Face Plate, Sand Cast | Floor Registers and Grills](https://www.floorregistersandgrills.com/wp-content/uploads/2021/12/Cast-Iron-Air-Return-Grill-6-x-24_Black.png)