20" x 12" Steel Return Air Filter Grill for 1" Filter Removable Face/Door with filter to Ensure Perfect Smooth Finish

to Ensure Perfect Smooth Finish

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actual front end outer dimensions are approximately 34 5/8" width X 36 5/8" height

actual front end outer dimensions are approximately 25

20" x 12" Steel Return Air Filter Grill for 1" Filter Removable Face/Door with filter to Ensure Perfect Smooth Finish+ Product Details Size 20"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 22 5 8" width X 14 5 8" height Actual Filter Size 19 3 4"w x 11 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.