Enhanced Protecting : Lrichy pressure valves provides automatic temperature and pressure relief, protecting your motorhomes or homes water heater from excessive heat and pressure up to 150PSI/210°F. Durability & Reliability Construction : Features a solids brasses body, stainless steel pressure spring, and epoxy coated probe for resistance. Wide Compatibility : Designed with connection and 4 1/4 inch extended probe, compatibility with Electronic motorhomes water heaters. OEM Standard : Meets industry specifications for motorhome and household water heaters, ensuring reliability pressures and temperature regulation. Package includes: 1pc Pressures Relief Valves