Features:

• Combine the acoustic and duct working principle, special design for excellent sound attenuation.
• The shell is made of polypropylene plastic, with high anti-acid ability.
• The impeller is made of ABS, designed by hydromechanics to reach the optimal air and pressure.
• Two-speed motor, Japanese brand NMB ball bearing, long working life to 50,000 hours.
• IP44 protection class, waterproof and dustproof more effective.
• Operating temperature range: -20°C ~ 60°C

Specification: