Externally vented non-electrical (combustion powered) fan heaters lose some heat to the outdoors, and are thus less efficient.
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These polythene igloos were inflated by strong 12 inch electric fan heaters.
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Thirdly, small electric wall and fan heaters are available in all indoor areas.
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Because of the natural ventilation, they are quieter in operation than fan heaters.
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The entrance areas are fitted with fan heaters in order to preserve the interior climate as passengers enter and leave during cold weather.
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Industrial fan heaters can be used in warehouses, shipping containers, clean rooms, shops and other general purpose heating applications.
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This leaves electrically powered heaters, such as oil heaters and fan heaters, as the only alternative.
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Electric fan heaters usually have a thermal fuse close to the element(s) to protect against fan failure causing overheating and possibly fire.
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