20" X 34" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 22 5/8" X 36 5/8"] w24h24 guaranteeing efficient ventilation throughout your

guaranteeing efficient ventilation throughout your space

this easy-to-install grille fits seamlessly into any standard return filter opening

+ Product Details Size - 32"w X 30"h is the size for the duct opening measurement only

If your duct opening is 14 inches in diameter

20" X 34" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 22 5/8" X 36 5/8"] w24h24 guaranteeing efficient ventilation throughout your+ Product Details Size 20"w X 34"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 22 5 8" width X 36 5 8" height Actual Filter Size 19 3 4"w x 33 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.