22" X 26" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 24 5/8" X 28 5/8"] Black Crafted from high-quality red oak Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

Crafted from high-quality red oak wood

+ Product Details Size – 18"w X 28"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 17

+ Product Details Size – 18"w X 10"h is the size for the duct opening measurement only

Noise free components - No vibrating louvers etc

22" X 26" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 24 5 8" X 28 5 8"] Black Crafted from high quality red oak Compatible With Duct 7in Applications This sheet metal DDAG A 1212 Crafted from high quality red oak wood + Product Details Size – 18"w X 28"h is the size for the duct opening measurement only