10" x 24" or 24" x 10" Cube Core Eggcrate Return Air Grille Black See chart below:

See chart below:

Design – Designed to withstand bends and sharp turns without kinking

With these options

and versatile for any project

10" x 24" or 24" x 10" Cube Core Eggcrate Return Air Grille Black See chart below:+ Product Details Size 10" x 24" or 24" x 10" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 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