Series LFUSG-B Under Sink Guardian Thermostatic Mixing Valves are used in commercial and residential applications to mix hot and cold water in under-the-sink installations to minimize the risk of accidental scalding. It consists of a Lead Free brass body construction with 3/8 in. male compression connections and quick-connect, check valves, tamper resistant locking nut and integral strainer with 40 mesh stainless steel screens to filter out debris. Series LFUSG-B uses a thermostat to control hot and cold water temperature, and dual check valves to protect against cross flow. It provides superior flow rate (between 0.25 and 2.25 gpm), accurate temperature control, and low pressure drop. It is suitable for under the counter installations where the water delivered to the fixtures is intended for washing. Satin-chrome finish (-SC) models available. ASSE 1070, CUPC listed.