Quiet 4” Inline Duct Fan with Airflow Controller - Ventilation Exhaust Fan Using for Heating Cooling Booster, Grow Tents, Hydroponics,Home use Ventilation and Exhaust Blower

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  • High performance This inline duct fan has a built-in two-speed controller to adjust the airflow. The air throughput can reach 198 cubic meters hour. Equipped with ball bearings, it ensures that the duct fan works with low noise, about 31dB. Unlike the noisy EC chimney duct fans, this fan is worth the money in the long run.
  • Two-in-one duct fan The two duct brackets of the 100MM-exhaust fan can be disassembled and installed in the ducts of the home ventilation system as a duct duct fan, or can be directly used for ventilation of small spaces such as greenhouses, hydroponics, workbenches, basements, 3D laser printers, etc.
  • Sturdy and durable The duct fan body is made of high-strength ABS+carbon steel material, which has the advantages of corrosion resistance, long service life and safety. The duct fan 100mm silent also successfully passed the drop test, thus ensuring structural stability. The copper NSK double ball bearing motor ensures high efficiency and a long MTBF of up to 50000 hours.
  • IP44 waterproof The waterproof rubber ring makes the fan truly IP44 waterproof and makes the motor capacitor more durable.
  • Equipped with a remote control, the remote control distance is 10-15 meters, and can be controlled anywhere indoors

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