How to test your dryer vent 

Most people automatically assume the dryer is the problem. Usually the first call is to the appliance repair man.  This is a mistake. The problem is almost always the dryer vent.  Watch the video below to get a pretty good Idea if your dryer duct is the problem.  Annual dryer duct cleaning will reduce your risk of a dryer related fire and could lower the amount of dust in your home.