25" X 16" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 27 5/8" X 18 5/8"] Powder-Coated making it a reliable choice

making it a reliable choice for improving indoor air quality

This simple adjustment reduces HVAC strain

actual front end outer dimensions are approximately 24 5/8" width X 16 5/8" height

Actual Filter Size – 24 3/4"w x 21 3/4" x 1"

Solid Rigid Steel Body For Durability and Reliability

25" X 16" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 27 5/8" X 18 5/8"] Powder-Coated making it a reliable choice+ Product Details Size 25"w X 16"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 27 5 8" width X 18 5 8" height Actual Filter Size 24 3 4"w x 15 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.