Let Mighty Ducts Improve Your Indoor Air Quality By Riding Your Ducts Of Dirt, Dust Mites and Pet Dander.It is extremely important to have your dryer vent cleaned. Safety of your family is one reason to have your dryer vent cleaned. When lint builds upin your vent, it can be a fire hazard. Every year in the United States, thousands of house fires are caused by clogged dryer vents. Energy savings is also a reason to have your dryer vent cleaned. Your dryer will have to work harder and will more energy will be use. You could save up to $40.00 in your energy bill in a year. As well as you may prolong the life of your dryer if it does not have to work as hard.