We wanted a tankless water heater and boiler put in to replace an old system in the house we recently purchased. They quickly came out to give us and estimate and started the next day. John and Derek were great. We were notified every morning when they left the office to head our way. They explained everything as they went and did an outstanding job with the install. Our experience could not have been better. The new system works and looks great. Many thanks to their outstanding service.