I would rate this roof a zero. After 8 years we have tones of rust on this roof in all areas. The salesman refuse to come an look at it. They are just looking at pictures. They feel we should remove rust, prime it and paint over it. It does not make any sense to paint a roof. Its 8 years old there is deffinetly a problem with this roof. Being that we are a lumberyard we will not reccomend this roof. Being in the building material business, knowing the other sales people that took a look at this roof. They cannot believe the rust and never seen this before. Its suppose to be 30 years warranty. ...read more