Links
Acoustical Materials Services
http://www.armstrong.com/armstrong_ceilings.jsp?entDom=ceilings.com
Acoustical Solutions, Inc.
http://www.acousticalsolutions.com/
CalPly
http://www.calply.com/index.php?option=com_content&task=view&id=61
Chicago Metallic
http://www.chicagometallic.com/product_frameset.asp?product=®ion=1&company=29&division=28&viewby=none
Ceilings Plus
http://www.ceilingsplus.com/products/index.htm
Westside Acoustical Material, Inc.
www.westsidebmc.com