I was very happy with the service that I received from J's HVAC Unlimited LLC. I would give them five stars for their service because I got the results that I was looking for thanks to the staff. They put in a switch on the air handler and got everything up and running properly. I would definitely recommend this company to other people and I would continue using them. I have used them a number of times now and the staff is very consistent when it comes to being professional and I haven't had any issues scheduling work with them.