10" x 36" or 36" x 10" Cube Core Eggcrate Return Air Grille 14in diameter strong aluminum construction with smooth

strong aluminum construction with smooth finished edges for easy and safe use

Can be hooked up with our Butterfly Dampersfor precise airflow control

Design – Removable frame for easy filter change & cleaning - uses a 1" thick filter

actual front end outer dimensions are approximately 32 5/8" width X 16 5/8" height

Airflow – Easy unrestricted airflow for your HVAC system

10" x 36" or 36" x 10" Cube Core Eggcrate Return Air Grille 14in diameter strong aluminum construction with smooth+ Product Details Size 10" x 36" or 36" x 10" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 75" X 37. 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