Cozy Heaters 78109 M/R Block Flue Switch L260F

The Cozy Heaters 78109 L260F Maximum Rating Block Flue Switch is the essential safety component for heating units that prevents overheating. This normally closed switch shuts off the heater power supply when the flue temperature goes high than the acceptable levels, it is usually opened when the heater is on and the flue temperature is normal. It is manufactured from plastic that is quite robust; it is designed to be installed in different HVAC systems such as water heaters, boilers, and furnaces.