22" x 22" Cube Core Eggcrate Return Air Grille w20h20 75"H – fits a 24"

75"H – fits a 24" X 6" duct opening

75"H – fits a 18" X 4" duct opening

modern touch to your home

Universal size

22" x 22" Cube Core Eggcrate Return Air Grille w20h20 75"H – fits a 24"+ Product Details Size 22" x 22" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 23. 75" X 23. 75". High Quality High quality, rust free aluminum construction with smooth finished edges and counter sunk screw holes (screws included); no sharp edges.. Installation Location sidewall and ceiling. Design Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric