Many kinds.: Avoid those with visible metal heating elements which can cause fire. Models using ceramic heating elements are safer and not costly. A built in thermostat is a great feature to automatically shut the device off when the air temperature is right. Keep in mind that all heaters dry air. A humidifier in winter is a good thing!
Answered 12/9/2013
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2 doctors weighed in across 2 answers
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
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