6" x 30" or 30" x 6" Cube Core Eggcrate Return Air Grille fixed bar 75" width X 9

75" width X 9

Designed for optimal air flow and lasting durability

Overall Size:

positioning supply and return grills accordingly

closest('dt')

6" x 30" or 30" x 6" Cube Core Eggcrate Return Air Grille fixed bar 75" width X 9+ Product Details Size 6" x 30" or 30" x 6" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7. 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