14" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - * Filter Included *[Outer Dimensions: 16 5/8" X 22 5/8"] sidewall provides a modern look and

provides a modern look and quiet operation due to its half-inch by half-inch cube design

Actual Filter Size – 31 3/4"w x 27 3/4" x 1"

actual front end outer dimensions are approximately 36 5/8" width X 34 5/8" height

reducing energy costs and maximizing HVAC system lifespan

but you’ll appreciate the benefits over a long period of time

14" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - * Filter Included *[Outer Dimensions: 16 5/8" X 22 5/8"] sidewall provides a modern look and+ Product Details Size 14"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 16 5 8" width X 22 5 8" height Actual Filter Size 13 3 4"w x 19 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.