this specific retrofit mounting solution is designated for systems with 2 or 3 fans per circuit

facilitating continuous flow in heating or cooling circuits

The T-4002-201 is typically sold as the internal thermostat body

or debris from entering the diaphragm chamber

This 120V 1650W element features a 10

Lennox 98L78 Tubing 320074-702 this specific retrofit mounting solutionThe Lennox 98L78 Tubing is a critical OEM replacement kit used for establishing airtight connections between furnace pressure switches and intake exhaust components. This high temperature pressure switch square tubing is engineered to withstand the rigorous thermal cycles found in modern condensing gas furnaces. As a veteran grade HVAC replacement part, this kit features an approximate 3 16 inch ID (inner diameter), ensuring accurate pneumatic signals