2,900 fires a year is a lot. Because lint can accumulate inside the dryer itself, it’s a good idea to have it serviced every year or two.
Clothes Dryer Fires Cost $35 Million a Year:
http://www.insurancejournal.com/news/national/2012/08/20/260075.htm
Wildfire season isn’t limited to summer and fall any more. Before things really heat up, California homeowners can take simple steps to protect their homes and neighborhoods against wildfires.
I read about this device over the weekend. The write-up was by someone who had one of these installed in him home and it saved him a great deal of grief. The shutoff is radio connected to sensors that trigger the shutoff by as little as a few ounces of liquid.