24" X 12" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 26 5/8" X 14 5/8"] Color_White actual front end outer dimensions Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

actual front end outer dimensions are approximately 22 5/8" width X 34 5/8" height -

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

+ Product Details Size - 25"w X 22"h is the size for the duct opening measurement only

+ Product Details Size - 8"w X 30"h is the size for the duct opening measurement only

Actual Filter Size – 35 3/4"w x 23 3/4" x 1"

24" X 12" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 26 5 8" X 14 5 8"] Color_White actual front end outer dimensions Compatible With Duct 7in Applications This sheet metal DDAG A 1212 actual front end outer dimensions are approximately 22 5 8" width X 34 5 8" height + Product Details Size – 12"w X 12"h is the size for the duct opening measurement only