20" X 30" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 22 5/8" X 32 5/8"] sidewall + Product Details Size - 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
20" X 30" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 22 5 8" X 32 5 8"] sidewall + Product Details Size 4 X 12 Is CRFG2028 Width_14in + Product Details Size 10"w X 36"h is the size for the duct opening measurement only actual front end outer dimensions are approximately 9