10" X 18" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 12 5/8" X 20 5/8"] rg1010 Slots are angled to diversify

Slots are angled to diversify the airflow in 2 way direction

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

actual front end outer dimensions are approximately 27 5/8" width X 38 5/8" height

actual front end outer dimensions are approximately 20 5/8" width X 10 5/8" height

10" X 18" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 12 5/8" X 20 5/8"] rg1010 Slots are angled to diversify+ Product Details Size 10"w X 18"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 12 5 8" width X 20 5 8" height Actual Filter Size 9 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. Our