36" X 24" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 38 5/8" X 26 5/8"] w8h8 providing efficient performance of up

providing efficient performance of up to 300m3/h

+ Product Details Perfect Fit & Easy Sizing - Designed for a 10" x 10" duct opening (measured at the opening)

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

Complies with industry standards of USA: ASTM D-882

+ Product Details Size - 6"w X 6"h is the size for the duct opening measurement only

36" X 24" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 38 5/8" X 26 5/8"] w8h8 providing efficient performance of up+ Product Details Size 36"w X 24"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 38 5 8" width X 26 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