I called to replace deteriorated piping & the repair man started replacement & then insisted that the he needed to replace the water tank to complete the replacement. I had no problem with the water tank or the system. Everything was operating before he started working. I was having him do preventative pipe replacement. Starting the job left me in a bind because I couldn't get water so I reluctantly let him replace the water tank. The original job estimate to replace the pipes was about $300. After he replaced the water tank & pipes it was over $1000. I called the owner & he claimed that his guy was "as honest as the day is long" and the owner refused to even offer to investigate. read more