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1.low noise,long life
2.CE certification
3.need not operation and energy
4.exhaust performance significantly
TH non-power roof ventilation fan:
1.Natural wind drives, operates all day.
2.High sensitivity, slight wind or the range of temperature can drive the tubine blade to move.
3.Rotary stable, quietly to improve the inner environment of room.
4.Using complete senior axis bearing, no lubrication and solid.
5.Corrosion resistance, acid and alkali proof and long service life.
Specifications:
|
Maturial |
stainless steel/stainless iron/color plate |
|
Model |
300type/360type/400type/500type/600type/700type/750type/800type |
The installation:
♥The proctions show:
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