Experiments conducted by RDH Building Science, National Research Council Canada (NRC), and a manufacturer of insulation materials have confirmed the presence of gaps between boards of insulation will cause a reduction in its R-value.
This Thursday, February 8, the Vancouver Chapter of CSC is holding a luncheon at Sandman Hotel from 11:30 a.m. to 1:30 p.m. Hamish Matheson (Roofing Contractors Association of B.C. [RCABC]), Josh Jensen (All Round Restorations), and Leonard M. Coughlin (Enercorp/Carlisle) are slated to present on single-ply roofing membranes.
For the past 50 years, the commercial roofing industry in North America has developed and adapted many roofing system options for low-slope buildings. Modified bitumen (mod-bit) membrane assemblies are well-suited to the Canadian climate, making the system a significant player in the commercial roofing marketplace.
Use of two-pound, medium-density closed-cell sprayed polyurethane foam (SPF) is growing rapidly in commercial structures. Utilization of the material has been fuelled in large part by its ability to seal the structure and, in doing so, tremendously enhance energy efficiency.
When looking toward the sky in any major city in Canada and across North America, it is not uncommon to find a copper roof or wall cladding system. The metal has contributed to elaborate ornamental applications and complex architectural details on historic buildings for centuries, but why do architects and design teams continue to specify this material?
Canadian discount retailer Giant Tiger Stores’ high-reaching rooftop performance was recognized at the Professional Retail Store Maintenance Association (PRSM) National Conference in Dallas last month.
Photovoltaic (PV) systems are becoming an increasingly important element of renewable energy strategies across Canada. For building owners wishing to take advantage of this technology, the roof represents an ideal location for a PV array.