8" X 36" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 10 5/8" X 38 5/8"] White actual front end outer dimensions Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

actual front end outer dimensions are approximately 10 5/8" width X 22 5/8" height

+ Product Details Size - 24"w X 12"h is the size for the duct opening measurement only

justify-content: center

+ Product Details Size - 16"w X 25"h is the size for the duct opening measurement only

+ Product Details Size - 22"w X 16"h is the size for the duct opening measurement only

8" X 36" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 10 5 8" X 38 5 8"] White actual front end outer dimensions Compatible With Duct 7in Applications This sheet metal DDAG A 1212 actual front end outer dimensions are approximately 10 5 8" width X 22 5 8" height + Product Details Size 24"w X 12"h is the size for the duct opening measurement only