32" X 25" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 34 5/8" X 27 5/8"] Return Grille + Product Details Size -

+ Product Details Size - 14"w X 20"h is the size for the duct opening measurement only

Complies with industry standards of USA: ASTM D-882

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+ Product Details Size - 20"w X 24"h is the size for the duct opening measurement only

+ Product Details Size – 36"w X 20"h is the size for the duct opening measurement only

32" X 25" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 34 5/8" X 27 5/8"] Return Grille + Product Details Size -+ Product Details Size 32"w X 25"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 34 5 8" width X 27 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