12" x 30" or 30" x 12" Cube Core Eggcrate Return Air Grille Copper Coil providing a stylish and practical

providing a stylish and practical solution for ventilation

+ Product Details Size – 16"w X 6"h is the size for the duct opening measurement only

+ Product Details Size - 10"w X 20"h is the size for the duct opening measurement only

You may think of grilles and registers as a generic component of the ventilation system in your house

12" x 30" or 30" x 12" Cube Core Eggcrate Return Air Grille Copper Coil providing a stylish and practical+ Product Details Size 12" x 30" or 30" x 12" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 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