Chicago Faucets No. 131-CABNF, ECAST® Thermostatic Mixing Valve. Standard 3/8 compression inlets and outlets. Integral inlet check valves to protect against cross-flow. Adjustment cap with locking feature. Brass body construction, includes wall bracket. Corrosion resistant internal components. Thermostatic wax element design. Thermostat controls both hot and cold water. Installs between the stop valves and the faucet for single or multiple faucet installations. Minimum supply pressure: 30psi (207 kPa); Hot inlet temperature: 100°F-180°F (38°C-82°). Outlet water temperature will be less than hot water inlet temperature. Includes wall bracket. Minimum flow rate: 0.35 gpm (@ min. 20 psi). Maximum flow rate: 4.6 gpm (@ min. 125 psi). Temperature out: 80°F to 120°F (27°C to 49°C). 3/8 compression tee inlet connection for cold water bypass feature. 3/8 compression angle outlet connection for convenient hot water hook-up. ECAST® construction with less than 0.25% lead content by weighted average.