32" X 30" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 34 5/8" X 32 5/8"] Width_20in featuring a 8" round duct

featuring a 8" round duct opening

this coil exceeds the required 700 PSI for R410 with a pressure rating of 2300 to 6500 PSI

If your hole is 14" wide by 20" tall

Actual Filter Size – 13 3/4"w x 17 3/4" x 1"

32" X 30" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 34 5/8" X 32 5/8"] Width_20in featuring a 8" round duct+ Product Details Size 32"w X 30"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 34 5 8" width X 32 5 8" height Actual Filter Size 31 3 4"w x 29 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.