Description
Installation Location – Sidewall or ceiling
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+ Product Details Size - 18"w X 12"h is the size for the duct opening measurement only
Perfect for both residential and commercial use
+ Product Details Size - 30"w X 25"h is the size for the duct opening measurement only
32" X 18" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 34 5/8" X 20 5/8"] w16h16 Installation Location – Sidewall or+ Product Details Size 32"w X 18"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 34 5 8" width X 20 5 8" height Actual Filter Size 31 3 4"w x 17 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.