High-quality material:Our solar water heater pressure relief valve is made of high-quality brass, the interior is cast with high-precision parts, and the drain mechanism is stable and reliable. Automation design:When the system is powered by water or the system pressure is too high and complete draining is required, this automatic pressure limiting valve can work reliably. As long as there is a pressure difference between the inside and the outside of the system, the purge valve will continue to purge. Easy to disassemble:In order to ensure that water does not not flow during the output process, our automatic drain valve uses a special structure that uses the design of steam and water separation pan. Easy to disassemble and repair, so the system does not have to be emptied Scope of delivery: 2 heating automatic air vent valves with DN15 brass thread - Dimensions: 68.8 x 45mm - Weight: 115 g - Nominal pressure: PN1.6 - Remove excess air during operation of exhaust system and Hvac
