Whirlwind

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A wind driven, roof mounted, non-corrosive 5052 marine grade aluminium ventilator designed to exhaust heat & moisture from the roof space of a home, without the use of electrical energy.

The Whirlwind is a wind driven turbine ventilator designed to exhaust heat & moisture from the roof space of a home, without the use or electrical energy, with its smooth silent operation. It comes with a 10 year manufactures warranty.

Currently available in mill finish only.

Applications

  • Cools roof spaces, cools the interior of your home
  • Suitable for metal and tiled roofs
  • Residential homes and commercial/public buildings
  • Removes damp air, prevents condensation damage
  • Keeps ceiling insulation dry and effective

Features

  • Wind driven ventilator
  • High quality non-corrosive 5052 marine grade aluminium
  • Mill finish
  • 10 year warranty

Benefits

  • No energy consumption
  • Provides ventilation in the lowest wind speeds
  • Suitable for metal or tiled roofs

Benefits

Specifications

  • Aluminium head, varipitch and flashing
  • 300mm throat
  • Double riveted vanes for extra strength
  • Low torque bearings allow a lower speed start up

How many Whirlwinds do I need?

The number of Whirlwinds recommended for use will vary based on your roof size and reasons for ventilating. As a general recommendation 1 x Whirlwind is sufficient per 90m2 of roof space.

Contact Calidad Industries for a custom solution to your requirements.

Note: Factors such as free air exchange available can impact the above.