Common Questions & Technical Support Is the convenience outlet always powered

This kit includes the exact OEM mounting parts needed to meet factory specifications

reducing load on the HVAC blower motor

This fuel transfer pump is often cross-referenced as the A2YA7916 pump

This kit is specifically designed for 3/4" Watts dielectric unions (Series 3001

Aprilaire 4247 Fan Blade 326058-758 Common Questions & Technical SupportThe 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