8" X 24" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 10 5/8" X 26 5/8"] return grille The total outer size of

The total outer size of this grille is the listed size plus plus 2 and 5/8"

4" X 10" Is The Size For The Duct Opening (floor/vent hole) Measurement Only

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Energy Efficient – Air-tight inner core decreases the pressure loss and provides a more hygienic environment - high energy efficient / No fiberglass erosion into air stream

8" X 24" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 10 5/8" X 26 5/8"] return grille The total outer size of+ Product Details Size 8"w X 24"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 10 5 8" width X 26 5 8" height Actual Filter Size 7 3 4"w x 23 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