Whenever homeowners talk about their roofing systems, some tend to think it’s only made up of the roof deck, which holds the roof up; the shingles, the exterior portion of the roof that improves your home’s curb appeal; and the flashing, which protects the vulnerable portions of your roof from leaks. While these three are important components of the roof, roof maintenance professionals say that there is another part that you should never forget about: the underlayment.
Here’s everything you need to know about the roofing underlayment.