12" X 8" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 14 5/8" X 10 5/8"] w10h10 const dd = dt

const dd = dt

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excluding the old vent cover

Actual Filter Size – 33 3/4"w x 5 3/4" x 1"

12" X 8" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 14 5/8" X 10 5/8"] w10h10 const dd = dt+ Product Details Size 12"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 14 5 8" width X 10 5 8" height Actual Filter Size 11 3 4"w x 7 3 4" x 1" High quality High quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Location Sidewall and ceiling Design Removable door face for easy filter change & cleaning uses a 1" thick filter. Our filter grille