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Ships within 48 hours · Estimated delivery Sep 21 - Sep 26
this kit provides a ProTech authorized replacement that maintains system integrity without the risks associated with universal aftermarket sets
Whether for primary plant control or large air handler integration
professional installation by a licensed technician is recommended for safety
High Capacity: Optimized for large-scale equipment with its 3/4" x 3/4" NPT pipe sizing and high BTU throughput
The PAN4391 is listed as the replacement for PAN3423 / PAN03423
Nordyne 904820 Burner Assembly 320788-704 this kit provides a ProTechThe Nordyne 904820 Burner Assembly is a critical OEM replacement part engineered for specific gas fired heating systems, including high efficiency furnaces and boilers. As a veteran grade HVAC burner replacement, this heavy duty assembly is built to maintain precise combustion efficiency and stable flame patterns in demanding residential and light commercial environments. Designed as a direct application for Nortek branded equipment (including Miller,