Top Gas Furnace Installation Services in Downers Grove, IL

Prompt, courteous and knowledgable.

Had Mr.Heat our to install an new Air conditioner. Great service, great price and great work. I would recommend them to anyone

I was so pleased with thier prompt arrival & professionalism! I had a bade lettuce disconnect box which needed to be replaced. He called and found out the nearest center for purchasing it and installed it quickly and for an affordable rate! My a/c unit i...

Contacted Temperature Pro in Mokena for air conditioner service. They were extremely responsive and arrived right on time. Their technician was clean, professional and explained everything her was doing. We were so impressed that we signed up for their ma...

5 stars!! Very dedicated team from the owners and the general manager to the techs. I feel comfortable having this company in my home, and know that I can count on them to be honest conduct themselves with integrity unlike other companies I have dear with...

Contacted Temperature Pro in Mokena for air conditioner service. They were extremely responsive and arrived right on time. Their technician was clean, professional and explained everything her was doing. We were so impressed that we signed up for their ma...

DLP did a $100,000 new install on a commercial building and had the best price after 8 proposals. Installed quality equipment and got the job done quickly.

Very honest. Something you don't see very often nowadays. I was told by another furnace repair guy that my furnace was shot and I would need to replace it. the guy seemed a little pushy so I decided I would get one more opinion before I spent all that mon...

I called NLB because my furnace quit working and I couldn't be happier! Nick came out immediately and fixed the problem. He is extremely knowledgable and friendly. Nick was more thorough than other companies I have had out in the past and was more afforda...

Our AC unit went down in the spring of 2014. I called NLB and Nick and his team responded immediately. I had invested a great deal of money in the unit with another contractor a few years ago, and frankly, I was overcharged and the work was terrible--henc...

Company has good integrity and honest. Nick was on time, did excellent work, and gave me a very fair price on my AC repair last summer. I would definitely use again and refer him.

I've been using NLB since 2009 and can't begin to tell you how much they have done for my family. They have maintained our old AC and have made a few emergency calls from me when we were without heat a few winters ago. We purchased a new package from them...