How to Prevent a Dryer Fire
A dryer duct filled with lint ... with a 4-inch vent hole in the back, which is connected to the exterior vent with a duct.
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Here's how to clean your dryer — and why it's important that you actually do it
Let it air-dry completely before putting it back in the dryer ... Cleaning out your dryer vent is probably the most intimidating part of the process, but trust me: You can do it.