22" X 22" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 24 5/8" X 24 5/8"] Aluminum Bar Rust-Free Aluminum - Made from

Rust-Free Aluminum - Made from strong

+ Product Details Size - 8"w X 12"h is the size for the duct opening measurement only

'block' : 'none'

+ Product Details Size - 14"w X 10"h is the size for the duct opening measurement only

Complies with industry standards of USA: ASTM D-882

22" X 22" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 24 5/8" X 24 5/8"] Aluminum Bar Rust-Free Aluminum - Made from+ Product Details Size 22"w X 22"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 24 5 8" width X 24 5 8" height. High Quality high quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Installation Location Ceiling Design Fixed hinged for easy filter change & cleaning uses a 1" thick filter. Our filter grille latch is easy to use on your fingers and