10" X 20" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 12 5/8" X 22 5/8"] w26h26 + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size - 24"w X 10"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 22 5/8" width X 10 5/8" height

+ Product Details Size – 48"w X 24"h is the size for the duct opening measurement only

+ Product Details Size - 25"w X 20"h is the size for the duct opening measurement only

+ Product Details Size – 20"w X 10"h is the size for the duct opening measurement only

10" X 20" Steel Return Air Filter Grille for 1" Filter Fixed Hinged [Outer Dimensions: 12 5 8" X 22 5 8"] w26h26 + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 24"w X 10"h is the size for the duct opening measurement only actual front end outer dimensions are approximately 22 5 8" width X 10 5 8" height