The American Society of Heating, Refrigerating and Air-Conditioning Engineers - ASHRAE
1791 Tullie Circle, N.E.
Atlanta, GA 30329
Toll-free for Customer Service: (800) 527-4723 (U.S. and Canada READ MORE http://www.ashrae.org/
Plumbing-Heating-Cooling Contractors Association - PHCC
180 S. Washington Street
P.O. Box 6808
Falls Church, VA 22046
Phone: (703) 237-8100
(800) 533-7694
Fax: (703) 237-7442
naphcc@naphcc.o READ MORE http://www.phccweb.org/
Air Conditioning Contractors of America
2800 Shirlington Road,
Suite 300
Arlington, VA 22206
703-575-4477
Who We Are
ACCA is a group of over 4,000 air conditioning contractors who work tog READ MORE http://www.acca.org/