unpower fan, nature fan with no power

          Roof Top Ventilation Fan  

Roof Ventilation Fan,Wind-driven Turbine Ventilator,Non Power Turbo Fan for Warehouse/Factory/Workshop :

Specifications / structure

1.Material: made of stainless steel by stretching forming, attractive appearance, no rust,  

2.  Bearing: wholel sealing bearing, which can ensure it operates smoothly and constantly.

3.  Special central shaft design, high-class lubricating bearing system: preventing turbine blades

rotating at high speed from deformation, and extending the service life.   

4, Inside support frame: cast iron. 

Roof Ventilation Fan,Wind-driven Turbine Ventilator,Non Power Turbo Fan for Warehouse/Factory/Workshop :

Advantages 

1, Automatically running. wind drive. One time investment, no anymore cost.

2. No operating cost, no electricity consumption, environmental protection, energy-saving.

3. No need maintenance, long life working.

4. Light weight, strong and durable construction.

5. Weather resistance,  self-cleanness, high revolving sensitivity and high air venting efficiency.   

6. Easy installation:.installation position: flat roof, pitched roof, concrete roof and contour plate of 

various industrial plants.

7, waterproof efficiency may reach 100%. 

Roof Ventilation Fan,Wind-driven Turbine Ventilator,Non Power Turbo Fan for Warehouse/Factory/Workshop :

Function:

1)      Exhausting turbid, humid hot air to exterior and supplying fresh air to interior.

2)      Produce air convection as a heat radiator, reducing indoor temperature, increasing air fresh.

3)      Reduce air conditioning load, increasing the cooling effect.

Roof Ventilation Fan,Wind-driven Turbine Ventilator,Non Power Turbo Fan for Warehouse/Factory/Workshop :

Widely used in these places

1) Ware house;

2) Factories and workshops (such as paper mill, galvanized products producing factories,

painting factories);

3) Garage and other buildings which need air ventilate.

My customer's paper mill  use 600mm unpoered fan 1000sets 

Roof Ventilation Fan,Wind-driven Turbine Ventilator,Non Power Turbo Fan for Warehouse/Factory/Workshop

Our Services

1.   Warranty: 1 Year warranty for all products.

2.   Products Quality: 100% products inspection before delivery.

3.   Just in time delivery: Normally, lead time is 10-15 days.

4.   Customized Service: As we have our own molding department, customized service can be provided.

5.   Prompt Customers Service: TradeManager,Skype or E-mail will be replied in 24 hours.      

Pls Don't Hesitate to Contact Me!

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