6" x 10" or 10" x 6" Cube Core Eggcrate Return Air Grille Curved Blade Steel each available in a variety

each available in a variety of high-quality materials like brushed nickel

+ Product Details Size – 18"w X 30"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 32 5/8" width X 16 5/8" height

Its elegant look and fine finish and the natural warmth of oak wood will change the appearance of the entire room

Multi-shutter damper with easy lever for precise airflow control

6" x 10" or 10" x 6" Cube Core Eggcrate Return Air Grille Curved Blade Steel each available in a variety+ Product Details Size 6" x 10" or 10" x 6" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7. 75" X 11. 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