- Throat Dimensions:: 500mm
- Extractor Dimensions:: 550mm
- Air Flow:: 4400m3h to 550m3h
- Composition:: UV Stabilized PVC
- Bearings:: 2 Sealed Bearings
- Delivery:: Door To Door (T&C apply)
- Only available Western Cape while stocks lasts
Our PVC Plastic UV Stabilized 500mm Wind turbine Roof Ventilators (Whirlybird) designed for factories and industrial premises. As a result, these 500mm Whirlybird Roof Ventilators have two sealed bearing per unit. As a matter of fact, these Roof Extractors are tested with wind speeds more than 80kmh – 120kmh for more than 4 hours. Therefore these whirlybirds are ideal for factory and shopping mall ventilation.
500mm Wind Turbine Roof Ventilators Price (Whirlybirds)
- Air Capacity Removal | 4400m3h @ wind-speed 15km/h wind speed
- Air Capacity Removal | 5800m3h @ wind-speed 25km/h wind speed
- Remove stale, unhealthy air
- Cooler in summer
- Reduce condensation
Manufactured to the highest standards these Wind Turbine Roof Ventilator units have two sealed bearings. Therefore our 500mm Whirlybird has a 5-year manufacturer guarantee. As a result, these Whirlybird ventilators will last for many years. Ensuring factories are cooler with natural fresh air.