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Includes a 24V control transformer
a different differential pressure switch should be selected to match the specific safety requirements of the system
which restores the circuit once the system pressure drops below the differential setting
Compact Installation: The 1/2" NPT inlet/outlet design fits seamlessly into standard piping manifolds
Lennox 17F28 Collector Box 321894-709 Includes a 24V control transformerWhen you're dealing with a residential furnace that isnt pulling the right vacuum or is leaking condensate at the base of the cabinet, the Lennox 17F28 Collector Box (also referred to as a cold end header box kit) is often the primary suspect. This 28 inch OEM replacement is specifically engineered for Lennox Model 28 HVAC systems and high efficiency gas furnaces where proper moisture management is critical. As a HVAC collector box replacement, it
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