The Advantages And Disadvantages of Including a Layer of Shingles

House owners frequently ask yourself whether it's cost-efficient to include one more layer of roof shingles rather than tearing off the old ones. Putting a 2nd layer catches moisture, which can substantially lower the lifespan of the roof shingles, eventually setting you back extra in the lengthy run. While including an additional layer might show up more affordable upfront, the possible damages and the reduced roof covering life might make it much less of a bargain than it appears.

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