SPRI has announced that its updated and revised standard, ANSI/SPRI WD-1 2012 “Wind Design Standard Practice for Roofing Assemblies” has been reapproved by ANSI.
Hickman has introduced a new gutter design that complies with the ANSI/SPRI GD-1 2010 Structural Design Standard for Gutter Systems Used with Low-Slope Roofs.
System attachment is the most critical element of roof design and application. Improper attachment results in the increased probability of wind blow-offs and contributes to membrane strain created by differential movement of the system components.
What is an FM Approvals wind test, and what do the various wind uplift ratings mean? This question is frequently asked, but often answered incorrectly.