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This 1/2" lead free thermostatic mixing valve is designed for residential, commercial or institutional environments for supplying baths or lavatories with tempered water. The double throttling design controls both hot and cold water supply to the mixed outlet. It consists of a lead free brass body, quick-connect end connections, solid wax hydraulic principle thermostat, integral filter washers and check valves with a locking mechanism for the temperature setting. The adjustable field range temperature at mixed outlet is 80°F to 120°F (27°C to 49°C). The maximum pressure rating is 150 psi (10.3 bar)

Product Features
  • Lead free brass construction
  • Locking mechanism secures temperature setting
  • Thermal actuation technology for precise temperature control
  • ASSE 1070, ASSE 1069, ASSE 1017 listed
Product Specifications
  • Body Finish: Rough Bronze
  • Body Material: Lead Free Copper Silicon Alloy
  • Brand Name: Watts
  • Buy American Act Compliant: YES
  • Capacity: 13 GPM at 45PSI
  • Cold Inlet Temperature Range: 39°F to 85°F
  • Cold Water Bypass: No
  • Cold Water Inlet Connection Size: 1/2"
  • Cold Water Inlet Connection Type: Quick Connect
  • Cold Water Inlet Thread Type: Does Not Apply To Product
  • Factory Set Temperature-Fahrenheit: 105°F
  • Flow Rate: 0.5 to 20 GPM
  • Hot Inlet Temperature Range: 120°F to 180°F
  • Hot Water Inlet Connection Size: 1/2"
  • Hot Water Inlet Connection Type: Quick Connect
  • Hot Water Inlet Thread Type: Does Not Apply To Product
  • Lead Free: YES
  • Maximum Pressure Differential: 25%
  • Maximum Working Pressure-PSI: 150
  • Minimum Differential Temperature-Fahrenheit: 5°F
  • Minimum Static Pressure-PSI: 30
  • Outlet Connection Size: 1/2"
  • Outlet Connection Type: Quick Connect
  • Outlet Temperature Accuracy: +/- 7°F
  • Outlet Thread Type: Does Not Apply To Product
  • Part Number: 0559164
  • Series: LFMMV
  • Temperature Adjustment Range: 80°F to 120°F
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Lead Free:


Standards Met:

ASSE 1070

ASSE 1069

ASSE 1017


Point of Source

Point of Use

Connection Method:


Connection Type:

Push-Fit x Push-Fit


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