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Kohler K-2975-KS-NA MasterShower®XVII 3/4" thermostatic valve

Kohler K-2975-KS-NA MasterShower®XVII 3/4" thermostatic valve

Model: K-2975-KS-NA
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Take showering beyond the ordinary with this 3/4-inch MasterShower thermostatic valve. When paired with compatible trim, this valve delivers a high-temperature limit stop for added safety and a high-flow rate for precise, consistent temperature control.


  • High-flow thermostatic mixing valve.
  • Thermostatic technology automatically maintains outlet temperature during water pressure fluctuations and/or inlet water temperature changes.
  • Single handle temperature control.
  • 17.2 gpm flow rate at 45 psi.
  • ¾ female NPT inlet connections.
  • Two ¾ female NPT outlet connections.
  • Service stops with integral filters.
  • Provides automatic anti-scald protection.
  • Adjustable comfort setting (preset at approximately 104 degrees Fahrenheit).
  • Integrated adjustable high temperature limit stop to control maximum water temperature.
  • Requires volume control (sold separately).
  • Requires thermostatic trim (sold separately).
  • Material

  • Forged de-zincification-resistant brass body provides long term reliability and resistance to aggressive water conditions.
  • Advanced materials selected for resistance to seizing or attack from aggressive water conditions.
  • Installation

  • Fully-serviceable from the front of the valve.
  • Cartridge is reversible for installations where hot and cold supplies are reversed.
  • Requires K-9663 twin ell (sold separately) when using a diverter bath spout.