These guys were great right from the start. The office listened to what I wanted, and made an appointment for an estimate within 48 hours. Rob came out to my house, checked things thoroughly and gave me a very reasonable estimate. I was confident that he knew exactly what needed to be done and that there would be no surprises. He worked around my schedule to make an appointment to do the work when it was convenient for me. He showed up on time, took about as long as he said he would, then spent an extra 30 minutes answering all of my questions. When it comes time for my next HVAC maintenance, I plan on having them do the work. I HIGHLY recommend them.