Enhanced Combustion: The 5-cell burner kit design promotes a stable flame to maximize AFR (Air-Fuel Ratio) performance

such as the AV series

22 specifications for HVACR piping

High Thermal Limits: High-temp construction prevents premature failure in high-duty cycle applications

Reznor 195683 Fan Blade 30067439-890 Enhanced Combustion: The 5-cell burnerThe Reznor 195683 Fan Blade is a critical OEM replacement component engineered specifically for high capacity UDAP 300 and UDAS 300 unit heaters. As a veteran grade part, this 24 inch, 3 wing assembly is factory balanced to eliminate shaft vibration and protect the motor bearings from premature fatigue. Designed with a precise 20 degree pitch, the Reznor 195683 optimizes static pressure and CFM delivery, ensuring the heat exchanger remains within its