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This 3/4 inch Gen II tankless water heater service valve with VersaFitâ„¢ technology is designed to simplify the installation and maintenance of tankless water heaters. It replaces up to 18 fittings and 16 connections used in typical tankless water heater installations. VersaFit technology provides versatility to easily configure the relief valve to the left or right side of the hot valve and keep the drain port facing forward for simpler installation and maintenance. This 3/4 inch tankless water heater valve set consist of hot and cold water heater valves made of lead free copper silicon alloy, 3/4 inch female NPT unions for connection to water heater, 3/4 inch press connections for plumbing lines and a 150 psi 3/4 inch pressure relief valve.

Product Features
  • 3/4 press connections
  • Compact design with modified 1-plane alignment requires less space under the water heater in tight installations
  • Tankless water heater valves with VersaFit technology
  • Smooth turning, low-torque handle operation
  • Lead free copper silicon alloy body
  • Includes pressure relief valve
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Pressure Set Point:

150 psi




Pressure Relief Valve

Inlet Type:


Outlet Type:

Union FNPT

Lead Free:



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