The Nor-Lake 135805 Heater Control Thermostat helps maintain accurate temperature regulation, supporting reliable heating performance in compatible equipment. Designed as a temperature-sensing and control component, it works by monitoring system temperatures and automatically cycling the heater on or off to maintain the desired operating range. This controlled response helps prevent e... https://partsfe.ca/heatr-control-thermostat80-d-for-norlake-part-135805