Asphalt roofing shingles dominate Edmonton for good reason: affordability and versatility. This guide details mat types, asphalt coatings, and mineral finishes for UV protection. Ideal for 4:12 slopes, with insights on hiding imperfections and pairing with felt underlay for leak-proof longevity https://silverlineroofing.ca/roofing-shingles-guide-asphalt-types/