ROOFING
McLellan Contracting focuses on empowering all of its skilled trades with continuing education whenever available and roofing is no exception.
ROOF REPAIRS
Our roofers are Certified by the Manufacter to install Roofing Products.
GAF Certified Installers:
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Our GAF certification requires retesting every two years, in addition to Master Elite status - top 2% of all shingle installers. (1 of only 3 Master Elite Certified Businesses in the Durham Region)
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We are Member of Certainteeds Professional Roofers Advisory Council for 9 years in a row.
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We are also Certified Installers of Velux Skylights.
Since 1995 we've satisfied thousands of roofing customers and we guarantee our roof renovations.


Master Flow Vents:
TIMBERLINE SHINGLES
GAF – Timberline shingles come in 4 product levels ranging from standard 3 tab shingles to 25-year slate tile (lifetime) look-a-likes.
Click Images to View Timberline HDZ Shingles
Click Images to View Timberline Ultra HD Shingles
LOW SLOPE (FLAT) ROOFING
Our roofers are Certified by the Manufacter to install Roofing Products.
Certified Installers:
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Two-Ply Grainulated System
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Self Adhesive & Heat Welding Products
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TPO
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EPDM Rubber
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Liquid Flat Roof Coatings
We service both residential and medium size commercial needs.
WINTER ROOFING
Our service teams are available for winter roofing repairs and emergency roofing.
We offer non-invasive ice dam removal that will not damage to your shingles. We also offer preventative ice melting heater cable systems for both your roof and eaves troughs.