24" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - Black - [Outer Dimensions: 26 5/8" X 22 5/8"] Grilles Experience uniform air distribution in

Experience uniform air distribution in every corner

actual front end outer dimensions are approximately 38 5/8" width X 32 5/8" height -

75" width X 3

and a polished

24" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - Black - [Outer Dimensions: 26 5/8" X 22 5/8"] Grilles Experience uniform air distribution in+ Product Details Size 24"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 26 5 8" width X 22 5 8" height Actual Filter Size 23 3 4"w x 19 3 4" x 1" High Quality High quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Installation Location Sidewall and ceiling Design Removable door face for easy filter change & cleaning uses a 1" thick filter.