Customer Testimonials


Water Heater Repair in Round Lake, IL 60073

“My heating system was having difficulty keeping temperature in my home for months. Miller's, who was familiar with this type of system, came right out to fix the problem. They are caring to your schedule because at the time, my husband was very ill in the hospital and juggled their schedule to get the job done. I will always call Millers if I ever have any more heating or air conditioning problems. Their skilled staff and technicians will work hard for you to get the job done in a timely manner.” – Shelia W.

Gas Furnace Repair in Round Lake Park, IL 60073

“Great service.. technician knows his job..”

– Hector S.

Gas Furnace Maintenance in Grayslake, IL 60030

“Brian was on time and quickly did the maintenance on my furnace and humidifier. He answered questions knowledgeably”

– Michelle O.

Gas Furnace Maintenance in Grayslake, IL 60030

“Great company and service. Professional, prompt and courteous.”

– Chris P.

Gas Furnace Maintenance in Grayslake, IL 60030

“Ben was very courteous and knowledgeable about what he was doing. He seemed to take pride in the service he was doing on the furnace and explained what he was doing and why.”

– Maria Z.

Gas Furnace Maintenance in North Chicago, IL 60041

“Service was completed in a timely manner however, the service appointment was supposed between 1PM and 4PM. and the service technician did not arrive until after four. If you are giver a 3 hour window I would expect them to be there within that time period.”

– Joe S.

Gas Furnace Maintenance in Round Lake, IL 60073

“He was a very good representative… knowledgeable.”

– marlene B.

Gas Furnace Maintenance in Winthrop Harbor, IL 60096

“Paul, as usual, did a great job. He called me when he was going to be just a few minutes late and let me know when he would arrive. When he arrived, he thoroughly cleaned the furnace and serviced my furnace humidifier. I've never had a bad service call from Miller's. I've never had anything to complain about. Miller's has great techs. Paul is definitely one of the best.”

– Judith D.

Gas Furnace Maintenance in Grayslake, IL 60030

“You always do a professional job.”

– Rita Z.

Gas Furnace Maintenance in Gurnee, IL 60031

“From Paula answering the phone to Dan servicing the furnace in the fall and the A/C in the spring, you guys are the greatest!!”

– Rick K.

Need HVAC Service?

Contact the experts at Miller's Area Heating.

Call us at 847-223-0211!


Miller's Area Heating proudly provides HVAC service to Grayslake, Libertyville, Round Lake, Wildwood, Ingleside, and the surrounding Illinois communities. Visit our service area page for more coverage details, call us at 847-223-0211, or request service online today.