8" x 8" Cube Core Eggcrate Return Air Grille Fixed Blades with Damper Complies with industry standards of

Complies with industry standards of USA: ASTM D-882

+ Product Details Size - 12"w X 16"h is the size for the duct opening measurement only

Upgrade your HVAC system with a high-quality aluminum return grille designed for a clean

ensuring that you find the perfect fit for your ventilation needs

+ Product Details Size - 30"w X 2"h is the size for the duct opening measurement only

8" x 8" Cube Core Eggcrate Return Air Grille Fixed Blades with Damper Complies with industry standards of+ Product Details Size 8" x 8" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9. 75" X 9. 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 bills