Supports differential enthalpy sensing when paired with a second C7400 unit to maximize ROI on HVAC systems

Always diagnose the cause of the overheat before installing the replacement link

the HH18HA450 is a direct replacement for Carrier

and 3003622 series

preventing oil dilution

Heil Quaker ICP 1184343 Box Kit 320735-701 Supports differential enthalpy sensing whenThe Heil Quaker ICP 1184343 Box Kit is a critical OEM replacement part designed for maintaining the integrity of the heat exchanger assembly in high efficiency condensing gas furnaces. As a complete coupling box kit, this assembly facilitates the transitions between the primary and secondary heat exchanger cells, ensuring combustion efficiency by preventing flue gas bypass. This kit is specifically engineered for ICP furnace 1184343 compatibility,