Roof coverings
Asphalt roofing shingles: The good, the bad, and the ugly
...shingles?
Several things determine how long asphalt shingles last:
Product quality: Thicker, heavier shingles generally last longer. Architectural shingles, made with fiberglass and mineral surfacing, are currently the best type.
Proper installation: Poor installation can shorten a roof’s life significantly.
Roof vent...