The American Architectural Manufacturers Association (AAMA) announced the release of an interim procedural guide that will provide a documented, optional process to extend current, unexpired AAMA product certification to any edition of AAMA/WDMA(/CSA) 101/I.S.2(/A440), North American Fenestration Standard/Specification for windows, doors, and skylights (NAFS) for two years for products that have had no changes. The procedural guide, AAMA 106-13, Interim Procedural Guide for Extension of NAFS Certification is effective as of May 1.
(http://www.aamanet.org/news/1/10/0/all/939/aama-announces-extension-of-nafs-certification
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