Check the listing for details. Expansion PEX-A 3/4'' Tankless Water Heater Isolation Valve Kit, w/ Relief Valve. Color: Multicolor, Condition: New. Listed at 74.99 USD. 3/4'' Tankless Water Heater Isolation Valve Kit, Lead Free PEX w/ Relief Valve Product FeatureIMPORTANT: This is the Expansion PEX A Connector, not the Crimp PEX B connector. This PEX A connector is a little bigger than 3/4''. It can only work the Expansion PEX A pipe, not the Crimp PEX B pipeDezincification Resistant (DZR) Lead Free BrassEasy Installation and Compact Design, Fits all Tankless Water Heater with 3/4 inch MPT OutletFor Hot & Cold Water, Expansion PEX x Female FNPT Threaded connection; Double "O"-ring Stem Seal, Stainless Steel Ball, Large Drain Port Outlets(Full Port)100% leak tested, standard brass version, Pressure Relief Valve IncludedSolder-Joint Conform ASME B16.22; Thread Conform ANSI B1.20.1 About Libra SupplyWelcome to Libra Supply Store, we offer a variety of High Quality copper pressure, copper & brass and ABS DWV fittings for plumbing at very competitive prices, and all products will be shipped from our warehouse in California to ensure accurate on-time delivery. Please add me to your list of favorite sellers and visit often. Feel free to drop me a line for any questions. Thank you for your business See our other items100% US SellerFast & Free ShippingPremium Customer ServiceProduct Feature ---Dezincification Resistant (DZR) Lead Free Brass ---Easy Installation and Compact Design, Fits all Tankless Water Heater with 3/4 inch MPT Outlet ---For Hot & Cold Water, Expansion PEX x Female FNPT Threaded connection; Double "O"-ring Stem Seal, Stainless Steel Ball, Large Drain Port Outlets(Full Port) ---100% leak tested, standard brass version, Pressure Relief Valve Included ---Solder-Joint Conform ASME B16.22; Thread Conform ANSI B1.20.1 About Libra Supply Welcome to Libra Supply Store, we offer a variety of High Quality copper pressure, copper & brass and ABS DWV fittings for plumbing at very competitive prices, and all products will be shipped from our warehouse in California to ensure accurate on-time delivery. Please add me to your list of favorite sellers and visit often. Feel free to drop me a line for any questions. Thank you for your business 3/4'' Tankless Water Heater Isolation Valve Kit, Lead Free PEX w/ Relief Valve Product FeatureDezincification Resistant (DZR) Lead Free BrassEasy Installation and Compact Design, Fits all Tankless Water Heater with 3/4 inch MPT OutletFor Hot & Cold Water, Expansion PEX x Female FNPT Threaded connection; Double "O"-ring Stem Seal, Stainless Steel Ball, Large Drain Port Outlets(Full Port)100% leak tested, standard brass version, Pressure Relief Valve IncludedSolder-Joint Conform ASME B16.22; Thread Conform ANSI B1.20.1About Libra SupplyWelcome to Libra Supply Store, we offer a variety of High Quality copper pressure, copper & brass and ABS DWV fittings for plumbing at very competitive prices, and all products will be shipped from our warehouse in California to ensure accurate on-time delivery. Please add me to your list of favorite sellers and visit often. Feel free to drop me a line for any questions. Thank you for your business See our other items100% US SellerFast & Free ShippingPremium Customer Service Product FeatureDezincification Resistant (DZR) Lead Free BrassEasy Installation and Compact Design, Fits all Tankless Water Heater with 3/4 inch MPT OutletFor Hot & Cold Water, Expansion PEX x Female FNPT Threaded connection; Double "O"-ring Stem Seal, Stainless Steel Ball, Large Drain Port Outlets(Full Port)100% leak tested, standard brass version, Pressure Relief Valve IncludedSolder-Joint Conform ASME B16.22; Thread Conform ANSI B1.20.1About Libra SupplyWelcome to Libra Supply Store, we offer a variety of High Quality copper pressure, copper & brass and ABS DWV fittings for plumbing at very competitive prices, and all products will be shipped from our warehouse in California to ensure accurate on-time delivery. Please add me to your list of favorite sellers and visit often. Feel free to drop me a line for any questions. Thank you for your business