30" X 18" Steel Return Air Filter Grille for 1" Filter - Removable Frame - Black - [Outer Dimensions: 32 5/8" X 20 5/8"] w12h12 Quality Packaging – Carefully shrink

Quality Packaging – Carefully shrink wrapped with cardboard backing to prevent damage in shipment

+ Product Details Size – 24"w X 14"h is the size for the duct opening measurement only

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+ Product Details Size – 12"w X 36"h is the size for the duct opening measurement only

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30" X 18" Steel Return Air Filter Grille for 1" Filter - Removable Frame - Black - [Outer Dimensions: 32 5/8" X 20 5/8"] w12h12 Quality Packaging – Carefully shrink+ Product Details Size 30"w X 18"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 32 5 8" width X 20 5 8" height Actual Filter Size 29 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.