Lennox 19F28 Heater 320735-701 leak-proof mechanical connection between the

leak-proof mechanical connection between the gas valve body and its corresponding pipe adapters or actuators

effectively preventing "dry fire" conditions that cause catastrophic vessel failure

this blade ensures the HVAC airflow specifications meet original manufacturer requirements

check for 24VAC across the terminals

using an authentic OEM heat exchanger simplifies the installation process by matching existing burner manifold alignments and draft inducer port locations perfectly

Lennox 19F28 Heater 320735-701 leak-proof mechanical connection between theThe Lennox 19F28 is a heavy duty 15kW electric heat kit designed for seamless integration into Lennox commercial air handlers and packaged units. Engineered for 208 230V three phase power configurations, this auxiliary electric heater provides reliable supplemental heating or primary heat source functionality in demanding HVACR applications. The open wire nickel chromium heating elements are corrosion resistant and supported by ceramic insulators to