16" X 26" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 18 5/8" X 28 5/8"] Aluminum Heavier gauge than needed

Heavier gauge than needed

Works for every air conditioning & refrigeration application including ductless mini-split

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actual front end outer dimensions are approximately 10 5/8" width X 36 5/8" height

Filter Size - 9

16" X 26" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 18 5/8" X 28 5/8"] Aluminum Heavier gauge than needed+ Product Details Size 16"w X 26"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 18 5 8" width X 28 5 8" height Actual Filter Size 15 3 4"w x 25 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.