The Automix 20 is an electronic temperature control with a night setback feature to actuate three-way or four-way Termomix valves for radiant floor heating and new or retrofit radiator or fin-tube baseboard applications. Minimum and maximum water supply temperatures can also be set since all essential settings are adjustable. A freeze protection feature is also included. Plug-in connections on the power supply and all sensors are easily integrated into existing heating systems.

Enerjee, 24 South Lafayette Ave., Morrisville, PA 19067; 215/295-0557; email: