The advancement of the levels of insulation matches the awareness and activities taking place, not just in the United States, but across North America and the world. 

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

 I had an opportunity last month to participate in a webinar with a leading roof consultant who turned my idea of roof maintenance upside down 

 It has been my privilege to work in the roofing industry for more than 36 years, starting as an estimator in 1976.