Variable life according to the level of quality, an offer however, asphalt shingles roof any confused, an excellent barrier against moisture. This type of roofing is still the most commonly used, it is easy to install and available in several colors.
The 2 main models shingles
Be aware that there is a collation for asphalt shingles. The classification of the shingle has a direct link between its thickness and price. There are 4 main classes that lie between A and D. The first 2 classes (A and B) differ from the 2 lower classes. There are class shakes more than double the price than those in class C and D.
Organic shingles is the oldest model. Its composition contains recycled paper that is coated with asphalt heated under pressure. Considered a flexible coating, shingles is easy to install.
This newest model has replaced the paper with a glass fiber membrane. The shingle has become lighter because it has less asphalt in its composition. The fiberglass shingle is also more resistant to heat and is less expensive. However, it requires the installation of Underlayment.