The Dog Days of Summer Are Here!

Is your AC ready to keep you cool?


The Dog Days of Summer Are Here

Is your AC ready to keep you cool?

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Is your furnace acting up, blowing cold air, or making too much noise? Don’t get left in the cold! Our experienced team of professionals is here to keep your home or business warm and cozy.

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Dunco Heating & Cooling is the leading company for all of your air conditioning and cooling needs. Our technicians are qualified professionals who will get the job done right for your home or business.

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Regular HVAC maintenance not only increases the reliability and efficiency of your equipment, it also extends its lifetime.

Dunco Heating & Cooling

At Dunco Heating and Cooling, we strive to be an HVAC leader in our community. Since 1988, our top priority is the satisfaction of our customers, and we proudly hold our company to the highest of standards to meet their expectations. That's why we provide same day (or next day) service from our qualified and trained professionals, upfront and fair pricing so there are no surprises during our visit, and 24/7 emergency service for when you need us most.*

Our specialists are highly trained and qualified to install, repair, replace, and maintain a wide variety of heating, cooling, and indoor air quality systems. No matter what your HVAC needs are, you can count on our team of experts to give you the quality service you deserve.

*Please DO NOT complete the service request form if you are in need of emergency services. For immediate attention, give us a call at 785-843-7137.


At York®, comfort is more than a feeling—it's a promise: to innovate, to assure and, most of all, to deliver.

Why Is My AC Blowing Hot Air? A pair of adult male hands feeling the flow of air coming out of an air vent on a wall near a ceiling. Man with hands in front of an air vent feeling for air flow.

Why Is My AC Blowing Hot Air?

August 12, 2022

It’s a hot summer day in Baldwin when the floor fans and the open windows just don’t cut it. Our Dunco Heating & Cooling professionals want to help you diagnose those AC problems quickly and then get them fixed, so you can cool down your family and your home.

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Humidity Facts

Video – Facts About Humidity

July 29, 2022

Keep your Kansas home cool by learning about what causes humidity and the effects of it in your home. Dunco Heating & Cooling 1920 Delaware StreetLawrence, KS 66046785-843-7137

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Improve Your Home’s Indoor Air Quality Old electric fan near the bed in the room

Improve Your Home’s Indoor Air Quality

July 16, 2022

Stand outdoors on one of those days when the weather feels perfect, take a few deep breaths, and enjoy the fresh air.

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Customer Reviews

We love hearing from our customers! If you've had us work on your HVAC system we would love to hear from you too.

Other Installation in Oskaloosa, ST 66097

“Hot day.. although the furnace was hard to gain access to…they were very professional, personable, and thorough.. works beautifully; quote was to the penny… sorry we can’t remember the fellows names. Overall Thank You!”

- Doug E.

Air Conditioner Maintenance in Overbrook, ST 66524

“Ryan was great! Always pleased with service from Dunco! Thank you!”

- Marty Y.

Air Duct Replacement in Lawrence, ST 66049

“Clayton and Steve were not only professional, but also efficient and the work was completed exceptionally. Thanks Dunco for always providing outstanding service! Would never chose another HVAC company.”

- Hayden F.

We Service All Brands

We Service All Brands