Nsfs 347 | 2021 [better]

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Achieving certification to NSF/ANSI 347 is not a self-declared marketing claim; it requires a rigorous, independent, third-party assessment by a qualified certification body like NSF International. The process involves:

Prior to NSF/ANSI 347, specifying a sustainable roofing membrane was challenging. Specifiers had to choose between various single attributes, such as durability, low VOCs, or recyclability, without a comprehensive, multi-attribute assessment. This led to the development of a standard that evaluates a product's entire life cycle, from raw material extraction to end-of-life management. nsfs 347 2021

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Meets all baseline prerequisite criteria for lifecycle sustainability.

If you are currently preparing a sustainable building project or updating a commercial specification workflow, consider these actions: Can’t copy the link right now

Awards points for performance in varying climate zones and historical service life; up to 10 points are available for membranes with 30+ years of documented field performance. Corporate Governance (7 points):

Understanding NSF/ANSI 347-2021: The Gold Standard for Sustainable Single-Ply Roofing