-HIGH PERFORMANCE INLINE DUCT FAN: Unlike other compact exhaust fans that produce only a nosebreathing amount of airflow. This middle duct fan adopt jet engine design with double impellers providing strong airflow and suction power (blowing power) to 275M³H strong airflow.

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-LOW NOISE ENERGY SAVING VENTILATOR: This inline duct fan has stepless variable frequency controller, 0%-100% speed adaptor can control the airflow and noise level. Duct ventilation only use 20W/hr, ventilation fan duct brushless EC motor is adopted.

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-BEST MATERTIAL USED: Pressure-resistant and durable aluminum outer case. Blade use fireproof UL94V-0 GRADE PBT material for booster fan. With japanese NMB bearing, it prevents blade from deviating the axis. 

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-VARIOUS APPLICATIONS: Ventilation fan can be used for paint booth, BBQ smoke exhaust fan, home barbecue ventilation, laser machine exhaust, warehouse ventilation, under floor ventilation, dog kennel ventilation, cat toilet ventilation, room microbus camping ventilation, virus prevention simple tent use ventilation fan to make isolation booth.

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-2 YEAR WARRANTY: we provide 2 years warranty for the products after registry.Our inline fans pass the PSE certificate to ensure your personal safety. We take strict QC conntrol on every single product before shipping out, but could not 100% avoid a dud, if you receive any of this, please feel free to contact us directly.