Click on an article title to view the web version. Click on photos to open a PDF version.

Manage Your Roofing Assets or They'll Manage You Just like any other business investment, your roof is an asset that requires careful management. To get the best return on your roofing assets, you need to have all the facts and history at your fingertips.

Understanding Factory Mutual Wind Testing & Ratings Find out how Factory Mutual windstorm classification ratings are used in roofing design. Stan Choiniere explains testing procedures and clarifies the often misunderstood Factory Mutual rating system.

Specifying "Green" Polyiso Roof Insulation Polyisocyanurate roof insulation is used in 60 percent of all new roof construction and some 40 percent of all re-roofing applications. Now, recent manufacturing developments have yielded new HCFC-free polyiso products that also make this popular alternative an environmentally conscious choice for your roof insulation needs.

How to Handle The Nuisance of a Leaky Roof Repair or replace? What do you do when the roof starts leaking? We give you some quick tips on how to assess the damage, weigh the risks, calculate the costs, and make the call.

Metal Edge Flashing Most flat and low-shape roofs are finished with a metal edge flashing system. But 79 percent of all flat roof failures occur at the edge. Find out what's being done to improve the performance of metal edge flashing.

Do you need the latest version of Acrobat Reader? Click on the "Get Acrobat Reader" icon and a separate window will open which will take you to Adobe's download page where you can download the latest version for free.