Model Number: No. 89, No.S89, No.M89
Automatic Air Vents No. 89 continuously discharges the oxygen from a building's Heating, Ventilation, and Air Conditioning (HVAC) system, water tank, heat exchanger, or severely curved pipeworks to remove the source of corrosion, enhance water flow, and maximize heat transfers. Shinwoo Valve's No.M89 Airvent is world's first multifunctional automatic air vent with built-in functionalities of automatic air vent, strainer, drain, and shut-off valve all in one. This innovative product does not require installation of additional ball valve, reducing cost and installation time.