【What's Included】1x Hot Water Isolation Valve, 1x Cold Water Isolation Valve, 1x Rressure Relief Valve, 1x PTFE tape 【Easy Installation】3/4-Inch IPS Isolator Tankless Water Heater Service Valves 500WOG, colored valve handles for easy identification of hot and cold valves. Hot and Cold installation service valves come included with (1) Hot Valve, (1) Cold Valve, (1) Pressure Relief Valve . Also, comes with FREE PTFE Thread Seal tape for your convenience. 【Widely Use】: The 3/4 inch size tankless kit is suitable for most American residential use, including domestic and commercial tankless gas water heater brands such as Rheem,Rinai, Ecosmart,Navien,Noritz,Takagi,Bosch and so on. 【High Quality】Thickened brass body, gravity forging, one-piece forged brass body can effectively prevent any leakage or dripping, the main isolation valve group has passed a leak-free test before leaving the factory ,and can be used for a long time. Tankless Water Heater Service Valve Kit are made of high quality 100% lead free solid brass, durable, corrosion proof and has a long service time. 【Excellent Service】If any problem, please feel free to contact us 1x Hot Water Isolation Valve 1x Cold Water Isolation Valve 1x Rressure Relief Valve 1x PTFE tape Thickened brass body, gravity forging, one-piece forged brass body can effectively prevent any leakage or dripping, the main isolation valve group has passed a leak-free test before leaving the factory ,and can be used for a long time. Tankless Water Heater Service Valve Kit are made of high quality 100% lead free solid brass, durable, corrosion proof and has a long service time.