Reroofing your house is a significant undertaking, so you want to be sure to choose materials that will last and protect your roof well. To help you decide what to use, CR’s labs rigorously test ...

Q: What’s the easiest way to measure the slope of a roof? A: A carpenter’s square (L-shaped) is probably the simplest tool to measure roof slope, which is also referred to as the roof’s “pitch”. Hold ...