If your home has a chimney, plumbing vent, or another opening through the roof, fall is a good time to check those areas. Because when you start running the heat regularly this season, the last thing you want to find is a water stain that was not there a few weeks...

One summer, your roof looks completely fine. The next time you check your roof, you notice dark stripes appearing on shingles and green spots forming close to the edges. This may raise the question of whether your roof is aging, and you may begin to consider repairing...