Your Best Choice for Furnace and Air Conditioning Repair in Pequannock Township, NJ (3)

Yang is an incredibly detailed technician who consistently provides the highest level of service.

Our technician was thorough and took time to answer all our questions. Even though he was only there for the heating system, he also answered questions about our AC. I’d definitely recommend them.

Mr. Yang was extremely cooperative and informative regarding the service he provided to both our heating and cooling systems.

Pleasant, personable and very helpful

In the heat of July it is great to have a quality technician check it out and confirm the system operation and correct anything off spec item.

yang was very good. Explained everything he did and was able to get everything done in a timely manner.

asanti is a very polite and courteous technician who spend about 2 hours doing a diagnosis of our ac unit - he is very through and experienced technician - highly recommend the keil family for quality & service along with their highly qualified technicans

John is very professional with an excellent demeanor. GREAT SERVICE!!!

My service experience with Keil was, as usual, excellent. The technician , Asanti, came on time, was very knowledgeable and efficient. He answered all of my questions and concerns and reviewed the procedure of my thermostat operation. I would recommend Keil to my relatives and friends. Thank you.

Heejun Yang serviced our year old air conditioner. We were very impressed with his knowledge, thoroughness and carefulness.

John did a great job , problem was a little hard to diagnose , John really knows his stuff !