| REGULAR LINKS Sort by: Hits | Alphabetical  | Whirlybird
Whirlybird, since the launch of the American designed Whirlybird in 1940, this turbine ventilator has remained the market leader, worldwide.
http://www.turbovent.co.za
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| | Evaporative Cooling
When air comes into contact with water, the water evaporates and absorbs heat thereby cooling the air. The drier the air, the faster the rate of evaporation and the greater the cooling effet.
http://www.turbovent.co.za
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