Optional 4Inch or 5Inch Quiet Inline Duct Ventilation Fan for Constructional Engineering

Optional 4Inch or 5Inch Quiet Inline Duct Ventilation Fan for Constructional Engineering 

Product Features: 

1. Combine the acoustic and duct working principle, special design for excellent sound attenuation.

2. The shell is made of polypropylene plastic, with high anti-acid function.

3. The impeller is made of ABS, designed by hydromechanics to reach the optimal air and pressure.

4. Two-speed motor, Japanese brand NMB ball bearing, long working life to 50,000 hours.

5. IP44 protection class, waterproof and dustproof more effective.

6. Can be designed with a delay function, temperature sensors and humidity sensors, more of user-friendly features design.

7. Operating temperature range: -20°C~60°C.

Optional 4Inch or 5Inch Quiet Inline Duct Ventilation Fan for Constructional Engineering 

Performance Parameter:

Optional 4Inch or 5Inch Quiet Inline Duct Ventilation Fan for Constructional Engineering 

Dimensions (mm):

Performance Curves

qv: Air volume in m3/h and m3/s.

psf : Static pressure in mmWG and Pa.

Dry air at 20°C and 760mmHg.

Performance data in accordance with ISO 5801 and AMCA 210-99 Standards.

Optional 4Inch or 5Inch Quiet Inline Duct Ventilation Fan for Constructional Engineering 

Product Pictures

Optional 4Inch or 5Inch Quiet Inline Duct Ventilation Fan for Constructional Engineering 

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