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Composed of high-durability cork material specialized for low-pressure gas-air interface sealing
This HVAC pressure switch is a critical safety component designed to verify proper blower motor operation and adequate venting airflow before allowing the ignition sequence to proceed
Always verify the part number against your unit's technical literature or original sensor housing before installation
including the M250S
Lennox 31L98 Flue Transition THPU32HP7Y Composed of high-durability cork materialThe 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
