16" x 36" or 36" x 16" Cube Core Eggcrate Return Air Grille ceiling Box or Other Attachments Needed

Box or Other Attachments Needed

Performance – High diffusion induction rates result in rapid temperature and velocity equalization of the mixed air mass well above the zone of occupancy

actual front end outer dimensions are approximately 32 5/8" width X 14 5/8" height -

Q: Why BLACK

no scuff powder coat durable finish

16" x 36" or 36" x 16" Cube Core Eggcrate Return Air Grille ceiling Box or Other Attachments Needed+ Product Details Size 16" x 36" or 36" x 16" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 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