A residential roofing system can be installed in two ways: by applying a new layer of shingles over the old ones and by tearing off the old roof completely before installing a new system. While professional roofers like M&A Exterior Home Improvement can install new roofs either way, we often recommend a complete tear-off, which offers more benefits despite being more costly. Let’s take a closer look at why this method is usually better than an overlay.
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