Links
Institute of Roofing, Waterproofing and Building Envelope Professionals
www.rci.org
Construction Specifications Institute
www.csinet.org
National Roofing Contractors Association
www.nrca.net
Canadian Roofing Contractors Association
www.roofingcanada.com
Leadership in Energy and Environmental Design
www.usgbc.org
Cool Roof Rating Council
www.coolroofs.org
Energy Star
www.energystar.gov
Green Roofs for Healthy Cities
www.greenroofs.org
FM Global
www.fmglobal.com
ASTM International
www.astm.org
Occupational Safety and Health Administration
www.osha.gov
National Research Council of Canada
www.nrc-cnrc.gc.ca
Underwriters Laboratories Inc. (UL)
www.ul.com
Underwriters Laboratories of Canada (ULC)
www.ulc.ca
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