roof non-power fan
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Quality/Safety Certification: 0.00
1.Easy installation
2. Using complete senior axis bearing, no lubrication, solid
3.Non power needed.
Product features
1) Easy installation and maintenance
2) Rotary stably, quietly to improve the inner environment of room
3) Using complete senior axis bearing, no lubrication, solid
4) Corrosive resistance, acid and alkali resistance, long service life
5) Non power needed