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What We Do?

Mini-split heat pumps and air conditioners allow for more flexibility when it comes to delivering heated or cooled air in your home and do not require ductwork.
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A new home is an ideal fit for a radiant floor system, but your current home or a certain area of your home (such as a kitchen or master bedroom/bathroom) can also be retrofitted with a radiant floor heating system.
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Our Comfort Specialists can analyze your indoor air quality and determine the best option for immediately improving it.
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Humidity also impacts your home’s indoor air quality (IAQ). During the dry winter season, the lack of moisture in your home can cause excessive static and cause skin and sinus irritations.
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Heat pumps are another option to provide climate control to your home. They can offer more energy efficiency than most standard air conditioners and furnaces.
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No matter whether your home needs a new air conditioner, furnace, air handler or boiler, we can handle it.
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OUR EXPERTS WILL SOLVE THEM IN NO TIME.

Having Heating & Cooling Problems?

About us

About

Since 1952, Merts Heating & Air Conditioning has provided quality HVAC service to its residential and commercial customers in the Chicago area and nearby areas in Indiana. Our reputation as Chicagoland’s HVAC leader has been built on providing the best heating and cooling equipment and sales and service. But don’t take our word for it. Merts has been recognized by the Better Business Bureau for excellence, and our Select Contractor providers have been awarded with NATE and BPI certifications. We take pride in offering our customers the best products and services available and promise to earn your trust.

Professional & Fair

Our staff and technicians will always act professionally and we will strive to treat all customers fairly.

Professional & Fair

Our staff and technicians will always act professionally and we will strive to treat all customers fairly.

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The Right Way

Meaning we will not take shortcuts or the easiest option when it comes to installing or servicing your HVAC system.

The Right Way

Meaning we will not take shortcuts or the easiest option when it comes to installing or servicing your HVAC system.

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Qualified

Qualified—by demonstrating our excellence in the HVAC field. We are also fully-licensed HVAC specialists.

Qualified

By demonstrating our excellence in the HVAC field. We are also fully-licensed HVAC specialists.

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Year-round Satisfaction

We guarantee your new HVAC system will not let you down, no matter what the season.

Year-round Satisfaction

We guarantee your new HVAC system will not let you down, no matter what the season.

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Illinois Location:

3102 Holeman Ave Steger, IL 60475

What People Think

About Us

Thank you so much Merts for coming out and replacing my air conditioner on the hottest day of the year. I have 21-month-old twins and it was miserable in my house. They got me in right away and we’re the best priced. John was so awesome and walked me through everything. I can’t thank you guys enough. Dustin and his work partner (name escaped me)…

Christie B.

Called Mert’s for routine furnace maintenance after bad experiences with another company. The tech was friendly and thorough. He had to use a small piece of tape to fix a whistling noise, and waived the charge for the tape since it was such a small piece. He even had to come back 20 minutes later and didn’t charge extra. I will be using Mert’s from…

Candice M.

Very quick response to emergency call. Technician Frank was extremely pleasant and knew his stuff. Great service in time of need. Thank you

Butch W.

GREAT job installing heating and AC systems!! Thanks so much!! The guys worked so hard and got the job done fast!

Becky S.