24" X 18" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 26 5/8" X 20 5/8"] w22h22 Design – Removable door/face for Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

Design – Removable door/face for easy filter change & cleaning - uses a 1" thick filter

+ Product Details Size – 32"w X 10"h is the size for the duct opening measurement only

+ Product Details Size - 24"w X 32"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 20 5/8" width X 22 5/8" height

75" width X 33

24" X 18" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 26 5 8" X 20 5 8"] w22h22 Design – Removable door face for Compatible With Duct 7in Applications This sheet metal DDAG A 1212 Design – Removable door face for easy filter change & cleaning uses a 1" thick filter + Product Details Size – 32"w X 10"h is the size for the duct opening measurement only