The Benefits And Drawbacks of Including a Layer of Roofing Shingles

Property owners usually question whether it's economical to add one more layer of roof shingles rather than tearing off the old ones. Positioning a second layer traps moisture, which can substantially minimize the life expectancy of the tiles, eventually costing a lot more in the lengthy run. While adding an additional layer could show up less costly upfront, the potential damages and the decreased roof life might make it less of a bargain than it seems.

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