22" X 12" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 24 5/8" X 14 5/8"] Aluminum accordion dd { margin: 0

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+ Product Details Size – 36"w X 8"h is the size for the duct opening measurement only

Upgrade your HVAC system with a high-quality aluminum return grille designed for a clean

actual front end outer dimensions are approximately 32 5/8" width X 34 5/8" height

+ Product Details Size - 34"w X 36"h is the size for the duct opening measurement only

22" X 12" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 24 5/8" X 14 5/8"] Aluminum accordion dd { margin: 0+ Product Details Size 22"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 24 5 8" width X 14 5 8" height Actual Filter Size 21 3 4"w x 11 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.