Using genuine Spence parts ensures the correct bridge length and assembly height

Is this shaft compatible with non-Lennox systems

Integration is streamlined via the built-in internal end switches

Does this valve replace the older 669564 model

Heil Quaker ICP 1012420 Box Board Freon Using genuine Spence parts ensuresThe Heil Quaker ICP 1012420 Box Board is a critical OEM replacement part designed for high efficiency furnace applications. This Insulating C Box Board serves as a thermal barrier within the furnace collector box, preventing heat loss and protecting internal chassis components from extreme temperature fluctuations. Engineered for durability, this ICP furnace insulation board ensures the unit maintains optimal combustion efficiency and prevents cabinet