1 Automatic Brass Air Purge Valve DN20 G3/4 for Solar Water Heater Decompressor HVAC System

This automatic brass air vent valve ensures efficient removal of excess air from your system. Designed for solar water heaters or HVAC systems, it maintains a tight seal without draining the system. Its high-temperature and rust resistance guarantees optimal durability. The special design prevents water leakage during pressure purging. Material: Brass Nominal Diameter: DN20 Connection: G3/4 Type: Automatic Application: Solar water heater, HVAC system Made of robust brass, this valve offers excellent corrosion and high-temperature resistance for a long service life. The DN20 model with a G3/4 connection easily integrates with standard solar water heater vents and HVAC systems. Installation allows for easy maintenance without draining the system, as water does not flow out when the valve is removed. The internal design effectively separates steam and water, ensuring that only air is expelled as long as the system remains pressurized. Ideal for optimizing the operation of heating systems, it automatically eliminates troublesome air pockets without intervention.