Air relief valve DUOJET®

for water systemsstainless steelcast iron

High-capacity, single-chamber air valve with triple function for venting and releasing air in pipelines as well as for releasing air during operation. Corrosion-proof due to stainless steel inner parts and float made of plastic. Safe and reliable operation even at high air-release velocities of up to sonic speed. Suitable for use in water treatment, water distribution, in dams, power plants and in industry. Sealing system/standard: Resilient seated Single chamber air valve in compact design Very high discharge capacity up to sonic velocity due to stabilised floater Venting function: Large orifice to vent high quantities of air during draining the pipeline Large orifice to release high quantities of air during filling the pipeline Small orifice to release low quantities of air during operation under pressure Outlet female threaded: acc. to DIN ISO 228 With flange end acc. to EN 1092-2 Minimum operation pressure: 0.3 bar with integrated ball valve Triple function air valve