I had other estimates that were very close to the same as I received from Erives Heating, I went with Erives because of the knowledge and the time Gilbert spent with me explaining the systems and what rebates I could qualify for. The service was excellent in very phase. They were there when they said they would be and finished ahead of schedule even after going above and beyond what they were scheduled to do. I would highly recommend Erives Heating for your heating and AC needs. Customer service and knowledge are top notch!! I would give them 10 stars if I could.