40" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 42 5/8" X 22 5/8"] Color_Red Oak Wood Design – Easy unrestricted airflow

Design – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow

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actual front end outer dimensions are approximately 16 5/8" width X 30 5/8" height

Customize effortlessly with a removable face/door

40" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 42 5/8" X 22 5/8"] Color_Red Oak Wood Design – Easy unrestricted airflow+ Product Details Size 40"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 42 5 8" width X 22 5 8" height 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. Our filter grille latch is easy to use on