Fixed Differential: Professional-grade 2°F differential minimizes thermal lag and provides tight temperature control

featuring an updated manual reset interface with enhanced LED diagnostics

ensuring that condensate is efficiently channeled to the primary and secondary drain lines

This specific model is a bottom mount damper

and UBZ series unit heaters

Lochinvar & A.O. Smith 100217961 Diptube 324846-701 Fixed Differential: Professional-grade 2°F differentialFor professional contractors servicing Lochinvar and A. O. Smith systems, the Lochinvar & A. O. Smith 100217961 Diptube is the high performance OEM replacement part required to restore thermal efficiency and prevent sediment buildup. This 40 inch diffuser diptube features a 3 4" x 3" connection, specifically engineered to direct cold water to the bottom of the heater tank. By utilizing a diffuser kit design, it prevents the turbulence that can disrupt