Designed for use on residential and light commercial millivolt or 24 VAC gas furnaces, boilers and water heaters. Generally used with sidewall venting applications. Made in the USA.
The Thermal Safety Switch detects the increased heat generated by the flue gas spillage and deactivates the furnace or boiler. It will not allow the burner to restart until the switch has been manually reset. Made in the USA.
To be used on Barometric Draft Controls and draft hoods to detect flue gas spillage and deactivate oil and gas burners. Made in the USA.








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