16" x 32" or 32" x 16" Cube Core Eggcrate Return Air Grille Color_Aluminum Width vs Height:

Width vs Height:

+ Product Details Size – 34"w X 24"h is the size for the duct opening measurement only

75"H – fits a 20" X 20" duct opening

with no sharp edges to worry about

16" x 32" or 32" x 16" Cube Core Eggcrate Return Air Grille Color_Aluminum Width vs Height:+ Product Details Size 16" x 32" or 32" x 16" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 75" X 33. 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