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
Tech Today
March 2012
Tech Today
Feb. 2012
Tech Today
Jan. 2012
Tech Today
Dec. 2011
Changes in roofing requirements
Dec. 2011
Tech Today
Nov. 2011
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