Telegraphing: Replacing Your Entire Roof Can Prevent This
If your roof is in shambles or falling apart, you may choose to add a second layer over the existing shingles to save money. Although there's nothing wrong with reroofing your home, it may cause more problems for you in the future, including telegraphing. Learn more about telegraphing and how replacing your entire roof can prevent it below. What Exactly Is Telegraphing? Roofs can undergo numerous changes over the years. Some of these issues don't become apparent until you place a second layer of shingles on your roof, including telegraphing.