Bob Kulp grew up on a farm in Wisconsin, and he credits his early experience with shaping his views on recycling and sustainability.

 So many of the issues faced by roofing industry today go beyond the bounds of what roofing contractors can begin to tackle on their own.

 Since 1994, the I-Codes have served as models for almost all state and local building codes in the United States.  

One of the most innovative — and largest — sustainable roofing projects currently under construction is the Music City Center, a massive, 1.2 million-square-foot conference and convention center taking shape in the heart of downtown Nashville.