24" X 30" Steel Return Air Filter Grille for 1" Filter - Removable Frame - Black - [Outer Dimensions: 26 5/8" X 32 5/8"] w36h36 The total outer size of

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

Actual Filter Size – 9 3/4"w x 31 3/4" x 1"

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

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24" X 30" Steel Return Air Filter Grille for 1" Filter - Removable Frame - Black - [Outer Dimensions: 26 5/8" X 32 5/8"] w36h36 The total outer size of+ Product Details Size 24"w X 30"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 26 5 8" width X 32 5 8" height Actual Filter Size 23 3 4"w x 29 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.