30" X 32" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 32 5/8" X 34 5/8"] 6" Diameter + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size - 10"w X 28"h is the size for the duct opening measurement only

High Quality – Rigid aluminum construction with counter-sunk screw holes (screws included) and no sharp edges

actual front end outer dimensions are approximately 14 5/8" width X 10 5/8" height

Actual Filter Size – 15 3/4"w x 25 3/4" x 1"

+ Product Details Size – 24"w X 36"h is the size for the duct opening measurement only

30" X 32" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 32 5 8" X 34 5 8"] 6" Diameter + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 10"w X 28"h is the size for the duct opening measurement only High Quality – Rigid aluminum construction with counter sunk screw holes (screws included) and no sharp edges