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