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Is this part compatible with glycol-based systems
Are the manifold valves compatible with other refrigerant oils
What is the maximum voltage the sensing hole can accommodate
The "C" suffix often denotes commercial packaging or minor regional SKU variations
Aprilaire 4247 Fan Blade 321894-708 Is this part compatible withThe Aprilaire 4247 Fan Blade is a critical OEM replacement part designed to restore the efficiency and quiet operation of your fan powered humidifier. Constructed from high quality aluminum, this 10 inch diameter blade is engineered to pull heated air directly from your furnace, ensuring your Aprilaire 700 series system maintains peak performance. Featuring a 1 4 inch drive shaft hole and an included set screw (requires a 1 8 inch Allen wrench), this
