The lead-free copper silicon alloy construction ensures compliance with potable water regulations while maintaining high mechanical strength

This kit features a 4 to 8 psi spring range

nitrogen-tight fit for reliable system isolation

with a pick-up range of 215 to 225 volts and a maximum drop-out of 120 volts

delayed ignition resulting in "popping

Lennox 56K26 Flue Box 340793-762 The lead-free copper silicon alloyThe Lennox 56K26 Flue Box (also identified as LB 79560) is a critical OEM replacement part engineered for high efficiency gas furnaces and boilers. Constructed from corrosion resistant stainless steel, this collector box is designed to manage the transition of combustion byproducts, ensuring that exhaust gases are safely and effectively channeled from the heat exchanger into the venting system. For a veteran technician, the 56K26 represents a reliable