10" X 16" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 12 5/8" X 12 5/8"] Height_24in and a control lever designed

and a control lever designed for seamless operation

+ Product Details Size - 18"w X 24"h is the size for the duct opening measurement only

+ Product Details+ Product Description+ Why Hvac Premium

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Can be hooked up with our "Butterfly Dampers" for precise airflow control

10" X 16" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 12 5/8" X 12 5/8"] Height_24in and a control lever designed+ Product Details Size 10"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 12 5 8" width X 12 5 8" height Actual Filter Size 9 3 4"w x 9 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