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Pulse arcade — neon hairlines and corner brackets frame the playfield brief.
Comprehensive Kit: Features specifically sized 0
High Flow Coefficient: Full-port architecture reduces turbulence and pumping energy requirements
Dual Switch Logic: Features independent switches for burner cut-off and low-water alarm or electric water feeder activation
Always verify chemical compatibility before using with oils to prevent seal swelling
Installation Efficiency: The Type D plug-in design with spade and pin terminals streamlines the replacement process for service technicians
Lennox 45K27 Flue Gasket 319847-401 Comprehensive Kit: Features specifically sizedThe Lennox 45K27 Flue Gasket (also identified by part number LB 66251) is an essential OEM component for maintaining the structural integrity of the exhaust system in high efficiency gas furnaces and commercial rooftop units. Designed to withstand the thermal stress of combustion cycles, this high temperature flue gasket creates a critical airtight seal between the flue pipe and the furnace transition. By preventing the leakage of combustion by
US$ 165.00
US$ 109.00
US$ 115.00