Sanderson Roofing provides residential roofing repair and installation services to Ottawa homeowners and commercial businesses. Sanderson has succeeded for over 120 years due to our stellar workmanship and quality roofing products.
A modified bitumen roofing system is composed of polymer-modified bitumen reinforced with one or more plies of material such as polyester, fibreglass or a combination of both. Factory surfacing is mineral granules. The bitumen provides waterproofing protection, while the reinforcement adds strength, puncture resistance and overall system integrity.
Built-up roofs (BUR) are commonly referred to as tar and gravel roofs. A BUR is made using liquid asphalt to bond four layers of roofing paper or felts together, which form the finished membrane.
Asphalt Shingles and Architectural Shingles
Asphalt shingles are the most common roofing material used in Ottawa They offer a superior cost to performance ration compared to metal or other types of roofing.
The best and most popular shingle is the Architectural shingle. These are made of laminated materials with mineral granules applied on top for both protection and appearance. Architectural shingles offer a high-end look like slate, cedar and clay tile materials at a fraction of the price and with a superior lifespan.