10" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 12 5/8" X 22 5/8"] return grille + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size - 22"w X 30"h is the size for the duct opening measurement only

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

Filter Grille features a user-friendly plastic latch that requires no screwdriver for opening

actual front end outer dimensions are approximately 18 5/8" width X 27 5/8" height

+ Product Description This aluminum flex duct is intended to be used in heating

10" X 20" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 12 5 8" X 22 5 8"] return grille + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 22"w X 30"h is the size for the duct opening measurement only + Product Details Size 32"w X 16"h is the size for the duct opening measurement only