24" X 26" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 26 5/8" X 28 5/8"] 6in diameter + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size - 10"w X 30"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 22 5/8" width X 26 5/8" height

A: Black Grilles Always Look Sharp And Never Show Dirt & Dust Marks

Marked circles for cutout

actual front end outer dimensions are approximately 24 5/8" width X 14 5/8" height

24" X 26" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 26 5 8" X 28 5 8"] 6in diameter + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 10"w X 30"h is the size for the duct opening measurement only actual front end outer dimensions are approximately 22 5 8" width X 26 5 8" height