This course surveys the Sustainable Carpet Assessment Standard, or NSF – 140, and its role within the commercial carpet industry in verifying and rating sustainable carpets. Participants will engage the economic, environmental, and social benefits of selecting NSF 140 carpets for their projects. Participants will also explore and analyze the future of multi-attribute certifications in the con struction industry, the categories of the NSF – 140 rating system, the function of NSF – 140 certified carpet in promoting sustainab le design and how NSF 140 certified carpets can be eligible for LEEDr Innovation in Design Credit.