12" X 34" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 14 5/8" X 36 5/8"] Material_Aluminum Actual Filter Size – 35

Actual Filter Size – 35 3/4"w x 23 3/4" x 1"

+ Product Details Size - The listed 5" diameter refers specifically to the size of the duct opening

+ Product Details Size - 22"w X 30"h is the size for the duct opening measurement only

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+ Product Description Upgrade your HVAC system with our 6" Round Air Vent Supply Grille

12" X 34" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 14 5/8" X 36 5/8"] Material_Aluminum Actual Filter Size – 35+ Product Details Size 12"w X 34"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 14 5 8" width X 36 5 8" height Actual Filter Size 11 3 4"w x 33 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