30" X 22" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 32 5/8" X 24 5/8"] Aluminum - Cube Core + Product Details Size -

+ Product Details Size - 16"w X 32"h is the size for the duct opening measurement only

+ Product Details Size – 20"w X 50"h is the size for the duct opening measurement only

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The operable dampers

3/4" - 2981 PSI

30" X 22" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 32 5/8" X 24 5/8"] Aluminum - Cube Core + Product Details Size -+ Product Details Size 30"w X 22"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 32 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