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==Advantages== | ==Advantages== | ||
The big advantage of open coil heating elements is the very quick response time. | The big advantage of open coil heating elements is the very quick response time. | ||
There are standard open coil heating elements available on the market. Most of these elements need a constant airflow over the resistance wire, but if the watt densities are low enough they may not burn out in still air. | There are standard open coil heating elements available on the market. Most of these elements need a constant airflow over the resistance wire, but if the watt densities are low enough they may not burn out in still air. |