What Is Elastomeric Membrane Roofing and Is It Right for My Flat Roof in Gatineau?
Why Flat Roofs Require a Different System Than Pitched Roofs Flat and low-slope roofs cannot use asphalt shingles because shingles rely on gravity and slope to drain water. A flat roof — typically defined as having less than a 3:12 pitch — requires a continuous, waterproof membrane system that forms a sealed barrier across the […]
What Is the Best Roofing Material for Homes in Gatineau, Quebec?
Why Roofing Material Choice Matters in the Gatineau Climate Gatineau, Quebec experiences some of the most demanding weather conditions for roofing in Canada. Homeowners face heavy snowfall accumulations, freeze-thaw cycles that stress roofing membranes, spring ice dams, and summer heat that accelerates shingle granule loss. Choosing the wrong roofing material can mean premature failure, water […]
Can You Install a New Roof Over Old Shingles in Quebec?
In some situations, it is technically possible to install new asphalt shingles directly over an existing layer in Quebec. However, most certified roofers in Gatineau and Ottawa recommend against it. While roofing over old shingles can reduce the upfront cost of a project, it introduces a range of technical and warranty complications that often result […]
What Is Attic Ventilation and Why Does It Matter for Your Roof in Gatineau?
Attic ventilation is the system of intake and exhaust vents that allows outside air to flow through the attic space beneath your roof. In Gatineau and across Quebec, proper attic ventilation is one of the most important factors in determining how long your roof lasts. Inadequate ventilation is a leading cause of premature roof failure, […]
What Is the Best Roofing Material for Quebec Winters?
The best roofing material for Quebec winters depends on your roof type, budget, and how long you want the roof to last. Quebec’s climate, with its heavy snowfall, freeze-thaw cycles, ice dams, and temperatures that regularly drop below -25 degrees Celsius, puts roofing materials under significant stress year after year. Here is how the three […]
What Happens During a Roof Installation in Gatineau? Step-by-Step Guide
A complete residential shingle roof replacement in Gatineau takes one to two days for most homes and follows a defined sequence of steps: removal of the existing roof, inspection and repair of the decking, installation of underlayment and ice protection, installation of new shingles and flashing, and full site cleanup. Understanding the process helps you […]
How Do I Know If My Roof Needs Repair or Full Replacement in Ottawa?
Repair Indicators for Ottawa Homeowners Repair is the right choice when: one or two shingles are missing after a storm but the rest are intact and adhered; a single flashing (chimney, vent, valley) has failed and caused a localized leak; caulking around a penetration has cracked; a small section of flat roof membrane has opened […]
How Long Does an Elastomeric Membrane Flat Roof Last in Gatineau?
The 35–40 year lifespan of an elastomeric membrane system assumes: a complete two-layer system with a granulated cap sheet, proper installation by certified torch welders, adequate drainage (no chronic ponding), correct flashing at all penetrations and perimeter walls, and periodic inspection to catch and repair minor issues before they propagate. Common Lifespan Reducers in Gatineau’s […]
What Is Elastomeric Membrane Roofing and Is It Good for Flat Roofs in Quebec?
Standard bitumen membranes become brittle in cold temperatures and can crack under freeze-thaw cycling. SBS (Styrene-Butadiene-Styrene) polymer modification gives elastomeric membranes their key property: they stretch and recover rather than crack. In Gatineau’s climate, where rooftop temperatures swing from -30°C in January to +60°C on a July rooftop, this elasticity is the difference between a […]
What Are the Pros and Cons of Metal Roofing in Quebec’s Winter Climate?
Metal roofing was the dominant roofing material in rural Quebec for generations, for good reason. Pre-painted galvanized steel performs exceptionally well in the province’s freeze-thaw climate. Key advantages include: permanent lifespan with no replacement needed; natural snow shedding that reduces load and eliminates ice dams; no granule loss or UV degradation; full installation in any […]