22" x 22" Cube Core Eggcrate Return Air Grille ceiling + Product Details Outer dimensions:

+ Product Details Outer dimensions: 11

please note that the total outer dimensions of the grille measure 8" in diameter

and home improvement remodeling specialists in completing their masterpieces

1/4” - 6518 PSI

it integrates effortlessly into T-bar or plaster frame ceilings

22" x 22" Cube Core Eggcrate Return Air Grille ceiling + Product Details Outer dimensions:+ 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