Articles

Properly specifying wind design is key to roof system performance.

Legislation supporting career and technical education could aid roofing industry recruitment.

When Curtis Purvis, superintendent for Chamberlin Roofing & Waterproofing, Farmers Branch, Texas, received Professional Roofing's Best of the Best Award in February, he immediately gave recognition to the entire Chamberlin Roofing & Waterproofing team for the honor. Purvis' loyalty, dedication and respectful, hardworking nature make him an admired company and community leader.

NRCA's 129th Annual Convention and the 2016 International Roofing Expo,® held Feb. 15-19 in Orlando, Fla., attracted the second-highest attendance. More than 9,490 visitors from around the world took advantage of opportunities to learn about the roofing industry, network with peers, and participate in service and fundraising events throughout the week.

Built in 1872, The Cathedral of St. Paul, Birmingham, Ala., has undergone several expansions and renovations over the years. During November 2013 to October 2014, Midland Engineering Co. Inc., South Bend, Ind., renovated the cathedral's roof system, taking great care to replicate banding patterns and architectural copper features to preserve the building's original Neo-Gothic design.

Some historical buildings have metal roof systems in place that have lasted for decades while some newer metal roof systems have failed in as little as five years. The key to any long-lasting residential metal roof system is the ability to accommodate thermal movement. Before installing metal roof systems, roofing contractors should understand the direction and effect of thermal movement on various metal types.