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Guidelines for asphalt shingle roofing

Guidelines for asphalt shingle roofing

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• When the old roof is torn off, an ice-protection underlayment must be installed before applying the new roof. This will help prevent ice damage. • Tearing off the old roof and starting with a clean deck before re-roofing may result in a smoother finished-roof system. • Tearing off the old roof will typically result in a longer

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Download Guidelines for asphalt shingle roofing


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