14" x 22" or 22" x 14" Cube Core Eggcrate Return Air Grille return grille 75"H – fits a 20" 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
14" x 22" or 22" x 14" Cube Core Eggcrate Return Air Grille return grille 75"H – fits a 20" 4 X 12 Is CRFG2028 Width_14in 75"H – fits a 20" X 10" duct opening + Product Details Size – 14"w X 18"h is the size for the duct opening measurement only