16" X 16" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 18 5/8" X 18 5/8"] w26h26 3/8" - 4223 PSI

3/8" - 4223 PSI

DIY projects

875" width X 11

High Quality – Rigid aluminum construction with counter-sunk screw holes (screws included) and no sharp edges

actual front end outer dimensions are approximately 18 5/8" width X 18 5/8" height

16" X 16" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 18 5/8" X 18 5/8"] w26h26 3/8" - 4223 PSI+ Product Details Size 16"w X 16"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 18 5 8" width X 18 5 8" height Actual Filter Size 15 3 4"w x 15 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.