Durable Construction: Made from thick, forged Lead Free brass for strength and leak prevention. Each valve set is factory-tested for reliability and long service life. All-in-One Kit: Includes hot and cold isolation valves (500WOG) , a pressure relief valve (rated150 PSI / 200,000 BTU), Full port ball valves ensure maximum water flow, improving system performance and efficiency. Wide Compatibility: Fits standard 3/4 inch IPS connections and is compatible with major tankless water heater brands, including: Rheem, Rinnai, EcoSmart, Navien, and others. Easy to Install: Color-Coded Handles, easily distinguish between hot and cold water lines for fast, error-free use. Products complies with all federal and state standards for lead content in drinking water system components, and CSA certified. The HYDRO MASTER Tankless Water Heater Service Valve Kit is a high-quality solution for your hot water needs. Made of lead-free brass, this valve kit meets all federal and state standards for lead levels in drinking water system components, ensuring safe and clean water for you and your family. The 3/4-Inch IPS Isolator Tankless Water Heater Service Valves come with colored valve handles for easy identification of hot and cold valves. This kit also includes a residential pressure relief valve with a maximum operating pressure of 150 PSI/500,000 BTU for added safety. Certified by CSA Group, this valve kit is easy to install and made to last. The exterior finish is brass, and the body material is also brass, ensuring durability and longevity. The valve type is ball valve, and the inlet and outlet connection size is 0.75 inches. The model number is 0560301 and the item type name is Valve Kit. Trust HYDRO MASTER for all your tankless water heater needs.