10" X 22" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 12 5/8" X 24 5/8"] Color_R-4.2 Yellow actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in

actual front end outer dimensions are approximately 16 5/8" width X 36 5/8" height

actual front end outer dimensions are approximately 18 5/8" width X 38 5/8" height -

+ Product Details Size – 12"w X 8"h is the size for the duct opening measurement only

+ Product Details Size – 30"w X 14"h is the size for the duct opening measurement only

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

10" X 22" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 12 5 8" X 24 5 8"] Color_R 4.2 Yellow actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in actual front end outer dimensions are approximately 16 5 8" width X 36 5 8" height actual front end outer dimensions are approximately 18 5 8" width X 38 5 8" height