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Concern with fiberglass shingles


Professional Roofing


7/1998

44

fiberglass shingle; performance; ASTM standard; codes;

Fiberglass shingle cracking or splitting has been reported to NRCA in isolated cases. Although this phenomenon does not appear to be widespread, it is troublesome for some building owners and roofing professional.s NRCA suggests all fiberglass shignles comply with ASTM D 3462


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