The Wells 2T45917 Thermostat KA 3/16" X 12" Cap 42" is a temperature-control component designed for compatible commercial equipment and heating applications. It uses a temperature-sensitive sensing bulb connected through a 12-inch capillary tube to detect changes in temperature. As the temperature reaches the set point, the thermostat switches the circuit to control the heating elemen... https://partsfe.ca/2t45917-wells-thermostat-ka-316-x-12-42