No roof is built to last forever, though some materials may last longer than others. Eventually, roofs can wear down with age, making them more susceptible to leaks and roof rot. But how do you know if you're dealing with an old roof if, say, you just moved in a few years ago? What if you're not sure of the age of your roof? Don't worry. There are a few easy tells that will help you get an idea.

If you've ever lived through a roof leak, you know the havoc it can wreak on your house. It can cause mold problems inside your walls, damage your electrical wiring, or even weaken the structural integrity of the home. It's best to stop roof leaks before they stop, but to do that, you have to know what can cause roof leaks. Here are some of the most common causes that homeowners should be aware of.