It’s three o’clock in the morning, and after tossing and turning through a stormy night, Mr. Bright, the director of facilities for the headquarters of a high profile federal agency, had finally passed into deep sleep.
Vegetated Roof System Assemblies (VRSAs) have become increasingly popular over the last decade as organizations seek to reduce the volume of storm water entering the sewer system, lower energy use and make their facilities more appealing.
Vegetative roofing systems have added a whole new level of complexity for the roofing contractor, even though the market for these products in the U.S. remains small.
The GAF Certified Green Roofer (CGR) program recognizes professional roofing contractors for a variety of sustainable business practices, including asphalt shingle recycling.