Lennox 31L98 Flue Transition 326058-755 This SPST thermal switch is

This SPST thermal switch is engineered for a direct fit

the 67194 provides the necessary resilience to prevent internal bypass and external leakage in pilot-operated valves

or the boiler failing to fire despite adequate flow

Always ensure the arrow on the shell points in the direction of refrigerant flow toward the metering device during installation

For seawater applications

Lennox 31L98 Flue Transition 326058-755 This SPST thermal switch isThe Lennox 31L98 Flue Transition is a critical OEM component designed to provide a secure, airtight connection between the furnace exhaust outlet and the multi stage venting system. Engineered for high efficiency gas furnaces and oil fired boilers, this HVAC vent pipe adapter prevents the escape of toxic combustion gases like carbon monoxide by ensuring a precision fit at the draft inducer or heat exchanger interface. As a genuine Lennox replacement