16" x 24" or 24" x 16" Cube Core Eggcrate Return Air Grille rg1010 Ideal for Walls & Ceilings:

Ideal for Walls & Ceilings: Designed for seamless installation in standard 10" X 10" duct openings

Air Flow – Ensure a quiet and smooth HVAC system with noise-free components

actual front end outer dimensions are approximately 18 5/8" width X 26 5/8" height -

+ Product Details Size - 6"w X 30"h is the size for the duct opening measurement only

75" Width X 7

16" x 24" or 24" x 16" Cube Core Eggcrate Return Air Grille rg1010 Ideal for Walls & Ceilings:+ Product Details Size 16" x 24" or 24" x 16" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 75" X 25. 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