Universal Roof Ventilation Fan with AC Electric Current Type and Stainless Steel Blades

Roof Ventilation Fan Universal Hot Selling Product Low Prices

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

Inside view of the single packed unpowered fan

Roof Exhaust Fan Roof Exhaust Fan Roof Exhaust Fan Roof Exhaust Fan