NRCA - Professional Roofing
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Contributor: Mark S. Graham
Mark S. Graham
NRCA’s vice president of technical services
Featured Article
Featured
A field uplift testing update
Column
May 2026
A new edition of ASTM E907 has been published
More from the Author
Communication is key
May 2019
Consider alternatives
April 2019
Coating concerns
March 2019
New torch-safety guidelines
Feb. 2019
Reroofing by the book
Feb. 2019
Specifying modified bitumen sheet products
Jan. 2019
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