1. high quality structure
2. no use of motor power
3. wide applicability
4. high precision
ZR Series Roof Non-power
Roof automatic fan is environmentally friendly ventilation equipment, natural ventilation, which uses outdoor breeze or rain pressure and indoor heat upward pressure on the formation of the host rotary exhaust.
Applies to industrial plants, flowers, greenhouse, animal building, various building ventilation. Alloy body with high-quality ventilation performance, the unique tone of a significant duct installation and maintenance. Simple operation and energy use characteristics do not need.
Natural wind drives, operation 24 hours of the whole day.
High sensitivity, slight wind or the range of temperature can drive the blade to turn around.
Rotary stably, quietly to improve the inner environment of the room.
Using complete senior aixs bearing, no lubrication, solid, low fault rate.
Corrosion resistance, acid and alkali proof, long service life
Easy installation.
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