24" x 24" Cube Core Eggcrate Return Air Grille 2-Way /* more inner breathing room

/* more inner breathing room */ border-radius: 6px

width: 22px

controlled by a switch

+ Product Details Size – 10" x 10" is the size for the duct opening measurement only

Traditional HVAC systems were designed for cold air

24" x 24" Cube Core Eggcrate Return Air Grille 2-Way /* more inner breathing room+ Product Details Size 24" x 24" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25. 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 electric