22" x 30" or 30" x 22" Cube Core Eggcrate Return Air Grille Compatible With Duct 10in Actual Filter Size – 13

Actual Filter Size – 13 3/4"w x 31 3/4" x 1"

16" x 3" Aluminum Spiral Duct Air Vent Grille Cover - Fully Adjustable Double Deflection HVAC Air Supply

with actual outer dimensions of 8

Total outer size of this grille is

22" x 30" or 30" x 22" Cube Core Eggcrate Return Air Grille Compatible With Duct 10in Actual Filter Size – 13+ Product Details Size 22" x 30" or 30" x 22" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 23. 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