Features:

· High Performance : This duct fan has an airflow capacity of up to 220 m³/h. Equipped with ball bearings to ensure the duct fan operates at a low noise level of around 31dB.Unlike noisy EC chimney duct fans, this fan is good value for money in the long run.

· 2 in 1 Duct:Fan 100MM - The exhaust fan's two duct brackets can be detached and installed in the ducts of your home's ventilation system for use as a duct fan, or used directly to ventilate areas such as greenhouses and hydroponics. Desks, basements, 3D laser printers, etc.

· Robust: The duct fan body is made of high-strength ABS material, which is corrosion-resistant, long-lasting and safe. 100 mm duct fans have also successfully passed drop tests, thus ensuring structural stability. The copper NSK double ball bearing motor ensures high efficiency and a MTBF of up to 50,000 hours.

· IP44 Waterproof: A waterproof rubber ring makes the fan truly IP44 waterproof and makes the motor capacitors more durable.

· Single Speed: This is a single speed exhaust fan that is plugged in and ready to go, making it simple and easy to operate.

Specification：
Width: 4 inches
Diameter width: 100mm
Material: plastic
Power: 40W
Air volume: 220m³/h
Speed: 2380r/min
Usable area: within 8m²
Noise: 31 decibels
Power: Connected/Plugged in

Product List：
1 * Fan (No Remote Control)
1 * Instruction Manual