The automatic air vent valves are usually used in HVAC, solar system, floor heating system,chemical equipment ,wind power system ,and so on.
Feature: 1.All the valves have been tested prior to shipment; ensure that the valves only exhaust air during working. 2.The valves will work to protect system when there are bubbles. 3.The body and elements are made of stainless steel 304/316.That can make sure the valve work for a longer life