Its auto sealing diaphragm automatically closes when pumps stop, ensuring 0 backflow while maintaining quiet operate in demanding filtrations setups for mixing water systems, under sink heaters, and appliances needing consistent pressure maintenance in dynamic water purification scenarios Featuring a strong construction and vacuum triggered mechanism, this valves general compatibility with most water purifiers for fast installation without adapters Designed for households with heating appliances, overflows without filtrations systems, or variable flows plumbing environments requiring stable pressures control The 3rd Gen Water Pressure Reducing valves ensures high flows rates, prevents debris ingress for stable sealing, and operates quietly across wide pressure ranges, ideal for systems and mixed water setups, Manufacturer: REITINGE