Our roof was 6 years old when we finally contacted BP Canada to advise them of the fact that the shingles were occasionally being blown off by wind. This spring, the damage was more severe which prompted us to finally contact BP Canada. Prior to this, our roofing contractor returned to install the few shingles that were lifted off. Given that only one or two shingles were lifted off, I did not think it was a major issue to contact the manufacturer earlier.<br /><br /> <br /><br /> We received a decision from BP... read full review »