14" X 24" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 16 5/8" X 26 5/8"] return grille 3/4” - 2981 PSI

3/4” - 2981 PSI

+ Product Details Perfect Fit & Easy Sizing - Designed for a 12" x 12" duct opening (measured at the opening)

Location – ceiling and sidewall

+ Product Details Size – 18"w X 22"h is the size for the duct opening measurement only

providing efficient performance of up to 300m3/h

14" X 24" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 16 5/8" X 26 5/8"] return grille 3/4” - 2981 PSI+ Product Details Size 14"w X 24"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 16 5 8" width X 26 5 8" height Actual Filter Size 13 3 4"w x 23 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.