Green building experts urge caution in use of antimicrobial building materials Green building experts urge caution in use of antimicrobial building materials Building materials containing chemicals such as triclosan have no proven health benefit—and have been linked to hormone disruption and environmental harm. By Share A joint statement released today by green building organizations, architects, and scientists suggests that building materials with added antimicrobials have no proven health benefit—and could potentially be harmful. The signed authors of the statement comprise Healthy Building Network, Green Science Policy Institute, Perkins&Will, International Living Future Institute and Health Product Declaration Collaborative. Additional signatories include Heather Buckley, Assistant Professor, University of Victoria; Erica Hartmann, Assistant Professor, Northwestern University; Megan R. Schwarzman, Associate Director, Berkeley Center for Green Chemistry; Brightworks Sustainability; ZGF Architects; Health Care Without Harm; Center for Environmental Health; and HKS, Inc.