Series LFN45B Water Pressure Reducing Valves are designed to control and reduce the incoming water pressure to a compliant level to protect plumbing system components and assist in reducing water consumption. The LFN45B features Lead Free* construction to comply with Lead Free* installation requirements. The standard bypass feature permits the flow of water back through the valve into the main when pressures, due to thermal expansion on the outlet side of the valve, exceed the pressure in the main supply.
Pressure Reducing Range: 172kPa~517kPa
Factory Pre Set: 500kPa
Maximum Pressure: 2070kPa
Working Temperature: 0.5℃~82℃
WaterMark Approved WMK 25916
Integral stainless steel strainer
Thermoplastic seat & cage
Bypass feature controls thermal expansion pressure**
Sealed spring cage on all models for accessible outdoor or pit installations
Serviceable in line
Lead Free cast copper silicon alloy body construction
Note:* 'Lead Free' means the wetted surface of this product contacted by consumable water contains less than 0.25% of lead by weight.
40mm Watts Pressure Reduction Valve 500KPA Adjustable 1-1/2" BSP Female LFN45B-40F are designed to control and reduce the incoming water pressure to a compliant level to protect plumbing system components and assist in reducing water consumption.