Environmental Protection Agency (EPA)
Ariel Rios Building, 1200 Pennsylvania Avenue NW, Washington, DC 20460
Phone: (202) 260-2090
www.epa.gov

National Institute for Occupational Safety & Health (NIOSH) Room 715H, 200 Independence Avenue SW, Washington, DC 20201
Phone: (800) 356-4674
www.cdc.gov/niosh/

American Society of Heating, Refrigerating & Air-Conditioning Engineers (ASHRAE)
1791 Tullie Circle NE, Atlanta, GA 30329
Phone: (404) 636-8400 Fax: (404) 321-5478
www.ashrae.org

National Air Filtration Association (NAFA)
PO Box 68639, Virginia Beach, VA 23471
Phone: (757) 313-7400 Fax: (757) 497-1895
Email: nafa@nafahq.org
www.nafahq.org

Centers for Disease Control (CDC)
1600 Clifton Road, Atlanta, GA 30333
Phone: (404) 639-3311
www.cdc.gov

Air-Conditioning and Refrigeration Institute (ARI)
Suite 200, 4100 N. Fairfax Drive, Arlington, VA 22203
Phone: (703) 524-8800 Fax: (703) 528-3816
Email: ari@ari.org
www.ari.org

Underwriters Laboratories Inc. (U.L.)
333 Pfingsten Road, Northbrook, IL 60062-2096
Phone: (847) 272-8800 Fax: (847) 272-8129
Email: northbrook@us.ul.com
www.ul.com