24" X 16" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 26 5/8" X 18 5/8"] Material_Aluminum actual front end outer dimensions

actual front end outer dimensions are approximately 12 5/8" width X 12 5/8" height -

All steel wire is applied between PET surfaces to prevent corrosion (oxidization)

actual front end outer dimensions are approximately 16 5/8" width X 30 5/8" height

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 24" OR 24" X 14" duct opening (measured at the opening)

24" X 16" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 26 5/8" X 18 5/8"] Material_Aluminum actual front end outer dimensions+ Product Details Size 24"w X 16"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 26 5 8" width X 18 5 8" height Actual Filter Size 23 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.