The ~$25 box fan I got for a DIY air filter was simply failing to push much air through the 3M filter, but I didn't think to check whether the cord/plug or motor was getting hot in addition.
The ~$25 box fan I got for a DIY air filter was simply failing to push much air through the 3M filter, but I didn't think to check whether the cord/plug or motor was getting hot in addition.