22" X 24" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 24 5/8" X 26 5/8"] flat stamped steel 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 28 5/8" height

+ Product Details Size – 12" X 4" is the size for the duct opening (floor/vent hole) measurement only

+ Product Details Size - 25"w X 10"h is the size for the duct opening measurement only

+ Product Details Size - 14"w X 32"h is the size for the duct opening measurement only

75" width X 23

22" X 24" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 24 5 8" X 26 5 8"] flat stamped steel 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 28 5 8" height + Product Details Size – 12" X 4" is the size for the duct opening (floor vent hole) measurement only