22" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 24 5/8" X 22 5/8"] Filter Grille we have assisted countless contractors

we have assisted countless contractors

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

The tool-free latch allows hassle-free maintenance

actual front end outer dimensions are approximately 20 5/8" width X 32 5/8" height

Actual Filter Size – 23 3/4"w x 31 3/4" x 1"

22" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 24 5/8" X 22 5/8"] Filter Grille we have assisted countless contractors+ Product Details Size 22"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 24 5 8" width X 22 5 8" height Actual Filter Size 21 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.