14" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - * Filter Included *[Outer Dimensions: 16 5/8" X 22 5/8"] Outdoor Vent Covers + Product Details Size – Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size – 24"w X 18"h is the size for the duct opening measurement only

ensuring optimal air distribution throughout any room

transparent design and durable construction

+ Product Details Size – 29"w X 22"h is the size for the duct opening measurement only

Actual Front End Outer Dimensions Are 5

14" X 20" Steel Return Air Filter Grille for 1" Filter Removable Frame * Filter Included *[Outer Dimensions: 16 5 8" X 22 5 8"] Outdoor Vent Covers + Product Details Size – Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size – 24"w X 18"h is the size for the duct opening measurement only ensuring optimal air distribution throughout any room