Originally posted November 30, 2016 By RCI Publications – By Charlie Smith and Terence E Wolfe PE. Figure 1 – This low-slope metal building with a trapezoidal standing seam was re-covered with a single-ply membrane. Water tends to flow in the deflection mid-span on the purlins. The use of single-ply membranes to re-cover existing metal […]
Sheet-metal roofing systems can truly stand the test of time. We can find them dating back to the World War II era. Even today, roofing contractors are often struck by the level of craftsmanship and precision that went into the sheet metal systems found on historic buildings and structures. These roofing systems have a few […]
This article is written as a resource to help building owners identify if they have an old transite asbestos roof. The characteristics referred to in this article focus on old transite panels manufactured in the US from 1929 -1985 and classified as ‘Category II Non-Friable ACM (asbestos-containing material). Many of these roofing systems have already […]
The importance of using the correct type of roofing system cannot be understated. To ensure safety, the roofing material must be suitable for the intended use of the building. Understanding the limitations of EPDM, TPO, and PVC roofing systems will help you make the right choice for your building. This prevents accidents, including employee safety […]