36" X 6" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 38 5/8" X 8 5/8"] Color_R-4.2 Yellow 75" width X 29

75" width X 29

actual front end outer dimensions are approximately 14 5/8" width X 18 5/8" height

This grill comes in four different designs

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

36" X 6" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 38 5/8" X 8 5/8"] Color_R-4.2 Yellow 75" width X 29+ Product Details Size 36"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 38 5 8" width X 8 5 8" height Actual Filter Size 35 3 4"w x 5 3 4" x 1" 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