12" x 16" or 16" x 12" Cube Core Eggcrate Return Air Grille 14in diameter this grille offers durability and

this grille offers durability and resistance to rust and corrosion

75"H – fits a 10" X 10" duct opening

actual front end outer dimensions are approximately 26 5/8" width X 12 5/8" height

and squirrels

+ Product Details Size – 24"w X 6"h is the size for the duct opening measurement only

12" x 16" or 16" x 12" Cube Core Eggcrate Return Air Grille 14in diameter this grille offers durability and+ Product Details Size 12" x 16" or 16" x 12" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 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