The most popular roofing material used for Louisiana style homes, are asphalt shingles. Shingle popularity is due to a couple of factors, longevity, affordability, and tastefulness. CertainTeed shingles are known to last. The company, CertainTeed, offers the top shingles on the market, along with some of the best warranties in the roofing industry. Roofing shingles are often used because they are affordable for just about any homeowner.