Had all new windows installed 5 yrs ago and they have proven to be a great product. What's even better was a courtesy call followed by a personal visit from Kyle the local rep to inspect and make sure we were happy with the windows and to address any concerns we may have had. Happy to say we have no issues! These windows have proven to be exceptional in terms of durability and kicking the stuffing out of our previously high energy bills. Highly recommended As a company over all - A++++ RATING. !!