SPRI has published a detailed Bulletin that includes recommendations for the design and contractor communities on important changes recently made to FM Approvals (FM) Standard 4470. The four-page bulletin, an Excel worksheet and an executive summary are available for download at http://www.spri.org/publications/policy.htm. The bulletin covers the changes made by Factory Mutual to FM 4470 with regard to steel deck stresses on FM insured buildings that will go into effect as of 12/31/2012.

 SPRI represents sheet membrane and component suppliers to the commercial roofing industry. For more information, visit the organization’s website, www.spri.org, or e-mail the association at info@spri.org