24" x 30" or 30" x 24" Cube Core Eggcrate Return Air Grille fixed bar + Product Details Size –

+ Product Details Size – 36"w X 6"h is the size for the duct opening measurement only

How To Measure A Grille

this grille enhances air circulation

+ Product Details Size – 8"w X 24"h is the size for the duct opening measurement only

Upgrade to a new standard of air quality and aesthetics with our Aluminum Ceiling Diffuser

24" x 30" or 30" x 24" Cube Core Eggcrate Return Air Grille fixed bar + Product Details Size –+ Product Details Size 24" x 30" or 30" x 24" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25. 75" X 31. 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