16" x 16" Cube Core Eggcrate Return Air Grille Powder Coated or just adding updated elements

or just adding updated elements to your current home

and a polished

actual front end outer dimensions are approximately 21

By means of the smooth surface

rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included)

16" x 16" Cube Core Eggcrate Return Air Grille Powder Coated or just adding updated elements+ Product Details Size 16" x 16" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 75" X 17. 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