Caleffi 521616A Thermostatic Mixing Valve

The Caleffi 521616A MixCal thermostatic mixing valve is a reliable point-of-distribution mixing valve for domestic hot water and radiant hydronic heating systems. It blends hot and cold water to a stable, adjustable outlet temperature from 85 to 150°F, with an integral gauge and a locking setpoint knob.

This model features 1" press union connections, a maximum operating pressure of 200 psi, a 1.0–14 gpm flow range with a Cv of 3, and is built from DZR low-lead brass.