Oregon schools encounter limitations of metal roofs

02/10/2010 | Daily Journal of Commerce (Portland, Ore.)

Oregon school districts turned to metal roofs to avoid replacing asphalt-shingle roofs every 15 years. However, 23 out of 24 schools with metal roofs reported roof failures, including many with leaks. Unlike built-up roofs, warranties on metal roofs only cover the metal and paint, and not the roof system.

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Daily Journal of Commerce (Portland, Ore.)

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