16" x 20" or 20" x 16" Cube Core Eggcrate Return Air Grille Powder-Coat Efficient Airflow Design: The slots

Efficient Airflow Design: The slots are meticulously angled to diversify airflow in two directions

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

these pipes offer easy handling

High Quality – High-quality

16" x 20" or 20" x 16" Cube Core Eggcrate Return Air Grille Powder-Coat Efficient Airflow Design: The slots+ Product Details Size 16" x 20" or 20" x 16" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 75" X 21. 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