Take showering beyond the ordinary with this 1/2-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. 10.9 gpm flow rate at 45 psi. female NPT inlet connections. One female NPT outlet connection. 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. Fully-serviceable from the front of the valve. Forged de-zincification-resistant brass body provides long term reliability and resistance to aggressive water conditions.