30" x 36" or 36" x 30" Cube Core Eggcrate Return Air Grille Powder Coated + Product Details Size -

+ Product Details Size - 34"w X 36"h is the size for the duct opening measurement only

+ Product Details Size – 30"w X 10"h is the size for the duct opening measurement only

We pride ourselves on offering top-of-the-line products that meet the highest standards

providing a stylish and practical solution for ventilation

30" x 36" or 36" x 30" Cube Core Eggcrate Return Air Grille Powder Coated + Product Details Size -+ Product Details Size 30" x 36" or 36" x 30" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 32. 5" X 38. 5". 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