Davis Pro Heat & Air LLC did a great job. They responded to my call really quickly. They diagnosed an issue in a new unit that was overlooked in the original installation and fixed it quickly. Then they offered me a maintenance contract which will have them check the unit twice each year, spring and fall. The technicians are very knowledgeable. When this problem occurred, I knew who to call because they had done some work for me before. The relaced a unit in a rental property for me just last year. I receive great service and value from Davis Pro Heat & Air LLC.