With any important decision in life, it is necessary to understand the trade-offs associated with the choices made. The same is true when selecting a roofing assembly. A common theme is sustainability and the...

Until recently, using asphalt to adhere roofing materials was likely the most popular attachment method. It was used for everything, from vapour retarders and insulation, to the thermal barrier and cover board. Even roof...

When first constructed in 1931, Trafalgar Condominium Apartments in Montréal had a significant presence along the city’s downtown skyline. Reaching 10 storeys, the numerous turrets, chimneys, and gable front dormers atop the brick building’s...

Shingle manufacturers offer long-term warranties ranging from 25 to 50 years, or even a lifetime. Roofing contractors, in most cases, recommend which shingle manufacturer to use and then the builder/property owner makes the decision...

For the last few years, the media has highlighted roofing failures caused by wind. Although these problems sensationalize the effects of global warming, they are not new and have occurred since buildings were first...

Ketone ethylene ester (KEE) is a flexible, high-molecular-weight thermoplastic co-polymer. When properly compounded with polyvinyl chloride (PVC), the resulting single-ply membrane can be bonded or ‘fused’ to itself with hot air, requiring neither torching...