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NSF/ANSI 347-2018

Sustainability Assessment for Single Ply Roofing Membranes

This sustainability standard establishes an approach to the evaluation of the sustainability of single ply roofing membranes. As used in this Standard, “Single Ply Roofing Membrane” includes, but is not limited to, EPDM (EthylenePropylene Diene Terpolymer), KEE (Ketone Ethylene Ester), PVC (Poly (Vinyl Chloride), TPO (Thermoplastic Polyolefin), and PIB (Polyisobutylene) products.


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As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.

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