Kohler MasterShower® 1/2 in. NPT Thermostatic Valve


  • MasterShower® thermostatic valve features an innovative shuttle design that delivers precise, consistent temperature control and a generous flow rate
  • Thermostatic valve allows bather to set and maintain precise temperature
  • Factory calibrated comfort setting set at 104° Fahrenheit
  • High-temperature safety stop ensures that water temperature stays below 120° Fahrenheit
  • Patented K-joint installation ensures consistent trim appearance regardless of variability in valve rough-in (included with trim)
  • Flow rate: 10.9 gpm
  • Inlet: 1/2"
  • Requires thermostatic valve trim (sold separately)
  • Requires a separate Kohler® K-2974-K volume control valve for each bath and/or shower outlet (sold separately)

Valve Size:

1/2 in
ADA Compliant No
Brand Model Compatibility K-2974-K Volume Control Valve
Collection MasterShower®
End Connection 2 NPT
End Connection 3 NPT
End Connections NPT
Flow Rate 10.9 gpm
Height 3-7/8 in
IAPMO Listed No
Number of Handles Single Handle
Type K2972-KS-NA
Valve Type Tub & Shower Thermostatic Valve
Width 4-5/8 in