Tankless Water Heater Connection Kit, Hot & Cold Isolation Valve Set with Pressure Relief Valve, 3/4in FIP Lead Free; 2 Water Heater Connectors, 3/4in ID, SS, 3/4in FIP x 3/4in MIP, 18in; 1 Gas Connector, Yellow Coated, 1in OD, 3/4in MxF, 18in