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Sizes: 1 1/4″ ‒ 2″ (32 ‒ 50mm) Lead Free* Water Pressure Reducing Valves

Series LFN45B-L Lead Free* Water Pressure Reducing Valves are used in commercial and residential applications to reduce incoming water pressure to a predetermined level, thereby protecting downstream plumbing system components and reducing water consumption. Designed for easy accessibility and serviceability without removing the valve from the line. Available with double union threaded or solder end connections. Standard pressure setting is 50psi with an adjustable range of 25 ‒ 75psi (172 ‒ 517 kPa).


  • For water supply pressures up to 300psi
  • Designed for easy in-line servicing
  • Sealed spring cage for accessible outdoor or pit applications
  • Integral stainless steel strainer and bypass feature that controls thermal expansion pressure

Select a Model

Select options below to identify the UPC, Order Code, and Repair Kit for a specific LFN45B-L

Approval Information

For approval information, please refer to the products specification sheet. For any other information on product certification and documentation information, please visit our certification partner websites: