Nsfs 347 2021 -

Rather than offering a simple pass/fail grade, products reviewed under NSF/ANSI 347 receive one of four distinct, verified certification levels based on their point totals:

NSF/ANSI 347-2021 serves as the benchmark for evaluating the sustainability and life-cycle performance of single-ply roofing membranes. This multi-attribute standard assesses products across five categories—design, manufacturing, durability, governance, and innovation—to award certification levels ranging from Conformant to Platinum. For more details, visit Sika usa.sika.com/sarnafil/en/sustainability/nsf-ansi-platinum-rating.html. Sika Achieves Platinum Certification Again for NSF/ANSI 347 nsfs 347 2021

: Social responsibility and sustainability reporting from the manufacturer. Innovation Rather than offering a simple pass/fail grade, products

Roofing membranes, such as those from manufacturers like Duro-Last , earn points based on their adherence to these criteria. They are then awarded one of four certification levels: Silver Gold (e.g., the white Duro-Last membrane) Platinum Importance in Sustainable Building Ralph M. Paroli - Standards Council of Canada Sika Achieves Platinum Certification Again for NSF/ANSI 347

: Products can achieve different levels of certification (e.g., Bronze, Silver, Gold, Platinum) based on their point scores in specific categories. Evaluation Categories