Reznor 170084 Fan Guard 326058-756 It utilizes a 1/2-inch NPT

It utilizes a 1/2-inch NPT inlet and outlet

this Nordyne air handler board ensures seamless communication between the thermostat and system hardware

Key Benefits for Technicians OEM-Spec Compatibility: Guaranteed fit for Lennox CB21-41-3

maintaining HVAC circuit board compatibility is critical for preventing communication errors between the thermostat and the high-limit switches

it replaces the 9003442005 manifold and is used in models like the GCV series

Reznor 170084 Fan Guard 326058-756 It utilizes a 1/2-inch NPTThe Reznor 170084 Fan Guard is a critical safety component designed for specific Reznor unit heater models, including the F and B series. Engineered to meet secondary safety standards, this industrial fan guard prevents accidental contact with the rotating blade while maintaining optimal airflow dynamics. Constructed from high gauge, corrosion resistant steel, the 170084 ensures structural integrity in high vibration environments typical of commercial