I have used Appleton Campbell for years and have NEVER been disappointed. They are professionals doing the level of work expected of a top quality American company. They are a little higher cost that others but a cost that is well worth the peace of mind that comes with knowing a top quality job has been done. I know that if and when a less than their best performance has occurred (and it will because we are all human) they will go out of their way to make it right and uphold their high level of quality.