28" X 22" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 30 5/8" X 24 5/8"] Color_White actual front end outer dimensions

actual front end outer dimensions are approximately 38 5/8" width X 14 5/8" height -

actual front end outer dimensions are approximately 28 5/8" width X 24 5/8" height

Actual Filter Size – 27 3/4"w x 17 3/4" x 1"

actual front end outer dimensions are approximately 24 5/8" width X 38 5/8" height

much more than required 700 PSI for R410

28" X 22" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 30 5/8" X 24 5/8"] Color_White actual front end outer dimensions+ Product Details Size 28"w X 22"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 30 5 8" width X 24 5 8" height Actual Filter Size 27 3 4"w x 21 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.