32" X 14" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 34 5/8" X 16 5/8"] Fixed Blades + Product Details Size -

+ Product Details Size - 22"w X 4"h is the size for the duct opening measurement only

+ Product Details Size – 16"w X 16"h is the size for the duct opening measurement only

+ Product Description Upgrade your ventilation with our premium grilles and registers

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actual front end outer dimensions are approximately 20 5/8" width X 22 5/8" height

32" X 14" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 34 5/8" X 16 5/8"] Fixed Blades + Product Details Size -+ Product Details Size 32"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 34 5 8" width X 16 5 8" height Actual Filter Size 31 3 4"w x 13 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.