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When do shingles comply?

Abstract
During the past several years, there has been a considerable debate during ASTM meetings.
Date
9/2003
Author(s)
Mark Graham
Page(s)
57
Source
Professional Roofing / National Roofing Contractors Assn
Keyword(s)
ASTM D 3462; asphalt shingles; fiberglass reinforced shingle;

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