Lennox 26K49 TXV 320074-702 which is vital for preventing

which is vital for preventing fuel leaks and ensuring a safe light-off sequence for your burners

the EF19ZZ001 is the definitive manufacturer-verified replacement for the older EF19ZE024 model

Constructed from high-temp EPDM for resilience in steam and hot water lines

it generates its own small electrical current from the heat of the pilot flame to power the gas control system

For contractors managing hydronic heating systems

Lennox 26K49 TXV 320074-702 which is vital for preventingThe Lennox 26K49 Thermostatic Expansion Valve (TXV) is a critical metering component engineered specifically for 3 ton R22 refrigerant systems utilizing a B10 flowrater configuration. Designed to optimize evaporator efficiency, this internally equalized expansion valve maintains precise superheat levels across varying thermal loads, preventing liquid slugging and protecting the compressor from premature failure. As a direct OEM Lennox replacement