buy Cooling system Ventilation fan

Ventilation Fan
Product Features:
Roof non-power roof ventilator fan wind driven exhaust fan;
High ventilation efficiency;
No operation cost and environment-friendly;.
Long service life and no need of maintenance;
Reliability service, convenient installation and no leakage;
Using the air flow between the indoor and outdoor to drive the turbine  operating;
They can effectively exhaust the hot wet fan and grime air indoor out, and  make fresh air entry on and on, to improve the air condition of the room.
Technical parameters:
Model  SpecificationsBlade    Diameter(mm)Rated Voltage     (V)Frequency(HZ)Air Flow(m3/h)Total Pressure(Pa)Blade  Rotational
speed(RPM)Tube length
JLV-30300220/380502250601400330
JLV-40400220/380502885601400330
JLV-50500380503550601400330
We are one of the China manufacturers specialized in selling china greenhouse cooling pad suppliers with low price. Welcome to buy the quality products from us. The free sample and the customized service are also offered.buy Cooling system Ventilation fan
website:http://www.sdjianliangmachinery.com/exhaust-fan/ventilation-fan/


buy Cooling system Ventilation fan
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