20" X 36" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 22 5/8" X 38 5/8"] flat stamped steel 875" width X 25

875" width X 25

Whether you're restoring an old Victorian or craftsman style home

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It has an outer surface made of high-quality aluminum foil and an inner surface made of metalized PET with inside high-tensile spring steel wire

Conveniently taped together as a single piece

20" X 36" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 22 5/8" X 38 5/8"] flat stamped steel 875" width X 25+ Product Details Size 20"w X 36"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 22 5 8" width X 38 5 8" height 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. Our filter grille latch is easy to use on