maintaining structural integrity over time

including the Lochinvar Knight boiler series (models KB81 through KB286) and various A

making it ready for R404A and R507 applications

this high-temperature capillary thermostat delivers the industrial-grade durability necessary to minimize equipment downtime

Reliable Performance: Maintains consistent 1050 RPM output

Lennox 25W89 Burner Cover 321894-706 maintaining structural integrity over timeThe Lennox 25W89 Burner Cover (also identified by manufacturer reference LB 109746) is a high grade OEM replacement part engineered for Lennox residential and light commercial gas furnaces. Fabricated from high temperature resistant metal alloy, this furnace burner cap is critical for maintaining flame characteristics and ensuring clean combustion. Its precise design prevents flame rollout and air leakage, which directly optimizes combustion