Nsfs 347 2021 [exclusive] < 2025-2026 >

Why Single-Ply Roofing Requires Rigorous Sustainability Assessment

The commercial construction industry has shifted from making unverified "green" claims toward a rigorous, data-backed approach to environmental stewardship. At the center of this evolution for the building envelope is , a comprehensive sustainability assessment specifically designed for single-ply roofing membranes.

It is possible that:

NSF committees are already drafting the next revision (expected 2026). Likely additions include:

Evaluates energy consumption, waste reduction, and environmental management at the manufacturing facility. nsfs 347 2021

Measures the eco-efficiency of the production facility, including energy conservation, greenhouse gas reductions, and waste minimization.

establishes a comprehensive framework for assessing the environmental and social impacts of single-ply roofing membranes throughout their entire life cycle . This standard enables architects, specifiers, and building owners to identify roofing products that meet rigorous, third-party verified sustainability criteria. 1. Introduction to NSF/ANSI 347 including energy efficiency

This multi-attribute standard provides architects, specifiers, and building owners with a transparent framework to evaluate the entire life cycle of roofing products, from raw material extraction to end-of-life management. What is NSF/ANSI 347?

Rewards manufacturers for implementing unique, quantifiable ideas that advance sustainability beyond the standard's other requirements. Certification Levels and waste diversion.

Monitoring the environmental footprint of the production facility, including energy efficiency, water conservation, and waste diversion. Membrane Durability:

Many professionals confuse NSFS 347 with NSF/ANSI 61 (the broader drinking water components standard). The key differences: