Cash Acme 3/8 in. Compression Thermostatic Mixing Valve (Lead Free)The HG145 is a point of use thermostatic mixing valve designed to assist in the prevention of scalding. Superior, fast acting thermostatic element provides stable operation at flow rates as low as 0. 34gpm (1. 3 l min) or as high as 5. 8gpm (22 l min). The Heatguard valve also reduces the outlet flow to a trickle in the event of cold water supply failure. Inlet connections are typical supply line 3 8 compression for 3 8 OD tube. Inlet strainer screens