20" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - * Filter Included * [Outer Dimensions: 22 5/8" X 22 5/8"] ceiling + Product Details Size – Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size – 12"w X 22"h is the size for the duct opening measurement only

with actual outer dimensions of 26

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

These grilles and registers give you an extra measure of quality that are visible to your family members and house guests

powder-coated surface is scratch-resistant

20" X 20" Steel Return Air Filter Grille for 1" Filter Removable Frame * Filter Included * [Outer Dimensions: 22 5 8" X 22 5 8"] ceiling + Product Details Size – Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size – 12"w X 22"h is the size for the duct opening measurement only with actual outer dimensions of 26