Roofing, Blog, General Roofing Systems

About Us

Welcome to the official roofing blog of General Roofing Systems Canada (GRS).

On this blog are articles from our staff day-to-day on the roof. They include site reports, inspections, assessments, installations, product reviews and more.

We also have local micro roofing blogs for regional areas of Canada. This blog will expand on many of the local articles our staff will publish.

We encourage you to engage the roofer authors on this blog with any questions or experiences you have had. Simply fill out a contact form, email us, call us or comment at the bottom of any article.

About General Roofing Systems Canada (GRS):

General Roofing Systems Canada (GRS) is a comprehensive waterproofing contractor that renovates the complete exterior of residential, commercial and industrial buildings.

We have operations from Vancouver to Toronto and points between. We repair and install roofs as far North as Dawson Creek BC or Fort McMurray, Rainbow Lake and High Level Alberta, south to Fernie BC, Weyburn Saskatchewan and even south of Toronto near the US border. Basically everywhere between Vancouver and Toronto.

Our expert roofers service repair, replacement, maintenance and inspections of flat roofing, metal roofing, all types of steep roofing and exterior renovations that include gutters, soffit, fascia and siding.

We have extensive waterproofing expertise and experience. We are trusted on the largest industrial facilities in Canada with liquid rubber roof coatings to metal industrial roofing to oil and gas grade level waterproofing to tanks. We have sheet metal fabricators that design and install industrial eaves-trough systems, down-spouts, heat tape for ice thaw in gutters to special crews for roof snow and ice dam management on large commercial and industrial buildings.

Condominiums commonly utilize our services for rooftop balcony and terrace waterproofing, parkade waterproofing and roof maintenance services.

And finally, residential customers find our experts to be a great fit when smaller contractors with-out expert certified journeymen either do not have specific install knowledge or simply for peace-of-mind because our compliance and accreditation delivers an expert installation experience with-out the risk.

For steep slope roofing we have experts for shingles, tile, slate, rubber, concrete, cedar and all manner of steep slope roofs.

For low slope roofing we are ticketed inter-provincial red seal journeymen roofers. We install, repair and maintain EPDM, TPO, PVC, DecTec, Liquid Rubber, Fluid Applied Asphalt, Torch-On, SBS Modified, Tar and Gravel and various spray applied elastomeric coatings and spray foam roofs.

For emergency work we maintain a 24 hour emergency roofing dispatch service that can respond to your needs 365 days a year

For emergency roof repair call our toll free number at 1.877.497.3528.

We are a high quality roofing contractor with the best safety compliance and accreditation the industry has to offer.

  • GRS employs inter-provincial red seal ticketed journeymen roofers.
  • Our roofers are certified torch-on applicators.
  • We carry open-flame insurance required for open-flame work such as torch-on SBS modified.
  • We have 5,000,000.0 liability insurance.
  • We are long standing members of the Better Business Bureau.
  • We are accredited with an A+ rating at the BBB.
  • We have an internal safety program that exceeds OHS requirements.
  • We are in good standing with and registered with WBC.
  • We maintain an industry leading Lifetime Workmanship Guarantee.
  • We are the preferred roofing contractors for many of the largest companies in the world.

We service Calgary, Red Deer, Edmonton, Fort McMurray, Lloydminster, Saskatoon, Regina, Medicine Hat, Lethbridge, Canmore, Cranbrook, Kelowna, Vancouver, Whistler, Winnipeg, Toronto and points between.

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