20" x 32" or 32" x 20" Cube Core Eggcrate Return Air Grille Fixed Blades with Damper + Product Details Size -

+ Product Details Size - 4"w X 20"h is the size for the duct opening measurement only

accordion-title { font-size: 18px

resisting rust and wear while adding a sleek

+ Product Description Upgrade your HVAC system with our 6" Round Air Vent Supply Grille

with actual outer dimensions of 16

20" x 32" or 32" x 20" Cube Core Eggcrate Return Air Grille Fixed Blades with Damper + Product Details Size -+ Product Details Size 20" x 32" or 32" x 20" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 21. 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