36" X 26" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 38 5/8" X 28 5/8"] Color_R-8.0 Pink actual front end outer dimensions

actual front end outer dimensions are approximately 33

actual front end outer dimensions are approximately 10 5/8" width X 18 5/8" height

actual front end outer dimensions are approximately 30 5/8" width X 16 5/8" height -

+ Product Description This aluminum flex duct is intended to be used in heating

actual front end outer dimensions are approximately 28 5/8" width X 28 5/8" height

36" X 26" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 38 5/8" X 28 5/8"] Color_R-8.0 Pink actual front end outer dimensions+ Product Details Size 36"w X 26"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 36 5 8" width X 28 5 8" height Actual Filter Size 35 3 4"w x 25 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.