36" X 26" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 38 5/8" X 28 5/8"] w16h16 The tool-free latch allows hassle-free

The tool-free latch allows hassle-free maintenance

Actual Filter Size – 23 3/4"w x 23 3/4" x 1"

actual front end outer dimensions are approximately 14 5/8" width X 32 5/8" height

Designed for a 1" thick filter

36" X 26" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 38 5/8" X 28 5/8"] w16h16 The tool-free latch allows hassle-free+ Product Details Size 36"w X 26"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 36 5 8" width X 28 5 8" height Actual Filter Size 35 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.