Place the hose inside the vent and turn it on. Move it around the inside of the vent to suck up the most lint. Use a long-handled stiff-bristled brush or the brush from a dryer vent cleaning kit to ...
The culprit? Highly flammable lint that is constantly building up in the filter. Experts strongly urge laundry doers to clean out the lint trap after every single load, and to deep clean the dryer ...