ROSEMONT, Ill. — To keep the roofing industry up to date on the changing science of roofing technical information, the National Roofing Contractors Association (NRCA) has released The NRCA Roofing Manual: Membrane Roof Systems — 2015. The new volume updates the 2011 volume under the same title, serving as a reference for contractors, architects and roof consultants.
The 2015 manual provides best industry practices and technical information about the design, materials and installation techniques applicable to membrane roof systems used in low-slope applications.