Roof No Power Turbine Fan/Ventilator for warehouse wind ventilation

 Roof  non power fan for warehouse ventilation

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. 

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%. 

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.

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 warehouse use unpowered fan 800mm 600sets

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

Inside view of the single packed unpowered fan 

Welcome to Shuangyi Environment Engineering Co., Ltd

Pls Feel Free to Contact Me:

Rita Gao

International trade manager

Tel: 0531-8987 9218

Mob:0086-155 5419 5354

E-mail: cnfrp365 ( at ) 

Skype: cnfrp369