They are outstanding and I would recommend them to anybody. They are the best in the Woodland area, as far as heating and air conditioning go. I liked their customer service, follow-up, installation, caring and everything else about them. Everything that they did was outstanding. He stayed on the phone with me until I had my thermostat figured out. They are wonderful people. We got a very expensive system and they said that our bill would be cut in half. They were right. Everything that they said was true. They have been back twice just for follow-up service. I would use them again.