TRUaire" Butterfly Damper, Series: 801, For Use With: Ceiling Mounted Diffuser, 14 in Dia Duct, Steel, Powder Coated, Brown, Import
The 801 series is a round butterfly air damper with installation ring. This butterfly damper is used to cover duct openings in conjunction with a round air diffuser. Our product is constructed to help evenly spread out airflow from your duct opening. Using our product to outfit your ventilation system will improve your home or office air circulation.