More than 100,000 projects currently use the U.S. Green Building Council's Leadership in Energy and Environmental Design (LEED) rating systems to meet and verify their sustainability goals. Without clear specification at the time of a project's bid, those pursuing LEED v4.1 certification may be missing an opportunity to ensure the aluminum-framed entrances, storefronts, curtainwalls, and other Division 8 fenestration systems are manufactured with recycled content and supported with required documentation.
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