32" X 36" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 34 5/8" X 38 5/8"] w28h28 Filter grille features a user-friendly

Filter grille features a user-friendly plastic latch that requires no screwdriver for opening

The installation process is a breeze

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

+ Product Details Size – 4"w X 14"h is the size for the duct opening measurement only

32" X 36" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 34 5/8" X 38 5/8"] w28h28 Filter grille features a user-friendly+ Product Details Size 32"w X 36"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 34 5 8" width X 38 5 8" height Actual Filter Size 31 3 4"w x 35 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.