We have had AHS for about 4 years. There is no doubt that the cost of our repairs over the years absent AHS wouldhave been well in excess of the premium. That said, this company's service is so poor it is hard to beleive that AHS has remained in business. I don't believe that one item serviced by AHS contractors during this time has EVER been repiared on the first trip. Invariably they need to be called back to fix something that has been installed incorrectly. For example, the circulator on my gas boiler broke and neeeded to... read full review »