20" X 16" Steel Return Air Filter Grille for 1" Filter - Removable Frame - * Filter Included * [Outer Dimensions: 22 5/8" X 18 5/8"] Material_Aluminum Its polished pre-finish gloss varnish

Its polished pre-finish gloss varnish not only adds to its appeal but also ensures easy installation

High Quality Aluminum – The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant

+ Product Details Size – 8"w X 28"h is the size for the duct opening measurement only

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

+ Product Details Size – 32"w X 16"h is the size for the duct opening measurement only

20" X 16" Steel Return Air Filter Grille for 1" Filter - Removable Frame - * Filter Included * [Outer Dimensions: 22 5/8" X 18 5/8"] Material_Aluminum Its polished pre-finish gloss varnish+ Product Details Size 20"w X 16"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 22 5 8" width X 18 5 8" height Actual Filter Size 19 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.