The main safety benefit of installing a Firestat limit switch into your duct system is to prevent the spread of fire and smoke in the event of a building fire. When placed in an HVAC duct system, the Firestat senses the air temperature. Based on what temperature that device is set at, it will open the contacts when that temp is reached, and stop the fan from running and spreading the potential fire or smoke it detected to more areas of the building. The system then must be manually reset to ensure there is no danger left. We have 2 types of manual reset Firestat’sRead More →