The Gypsum Association
represents manufacturers of gypsum board in the
U.S. and Canada and provides technical information and assistance to
the construction industry. http://www.gypsum.org/
CISCA is an international association of leading
contractors, distributors, manufacturers and, independent agents in the Interior Systems Industry. http://www.cisca.org
Specializes in construction related text, reference standards & licensing exam preparation for the construction industry. http://www.contactorslibrary.com
