Heating & Air Conditioning Services
in Darke County, Ohio.

Darke County Ohio

HVAC Services in Darke County, Ohio.

Extreme Heating and Air Conditioning produces high quality home comfort and business services across Darke County, proudly providing our clients with fast, professional, and tidy repairs and installation.

No matter whether you need your heating or air conditioning units repaired or newly installed, Extreme Heating and Air Conditioning is your one stop shop to find everything that you need. Our highly trained HVAC technicians are here to help around the clock 24 hours a day, 7 days a week to ensure that your home or business heating and air conditioning needs are met to the fullest degree and ready to diagnose any issues with your current HVAC systems.

The fall and winter are the worst times to discover any lingering issues surrounding your heating and furnace units, never arising in a convenient manner. Within hours, our highly trained technicians can be at your doorstep and ready to service your home or business to their fullest degree.

Preparing your home and business with proper insulation is one of the best ways to combat furnace inefficiencies in your full heating and air system. When it comes to installing insulation the right way every time, turn to Extreme Heating and Air Conditioning..

As Doug Washburn, the owner of Extreme Heating & Air Conditioning puts it, "We are committed to providing the best possible products and services for you and your family".

We proudly serve the cities and surrounding area of Greenville 45331, Versailles 45380, Arcanum 45304, Ansonia 45303, New Madison 45346, and more.

Call 937.431.7399 for HVAC service in Darke County.

Close up of furnace

Heating & Furnace Services

Cozy socks? Sipping on a hot chocolate? Reading your favorite book? Sounds like a nearly perfect way to spend a cold wintery evening in Darke County. What's missing? A heated home. Call us today for furnace installation or repair!

AC units

Air Conditioner Services

Being in a pool during the summer may be cool. You know what isn't? A house without working AC! An installation from our Darke County HVAC specialists is simple, give us a call!

AC units

Maintenance & Inspection Services

Being an X-plan member includes tune-ups of your heating and air conditioning systems.

foam insulation

Insulation Services

Knowing your home is properly insulated is a tricky thing. Especially when up to 25% of heat loss can be from bad insulation found within your attic, something that you may have never noticed. We can fix that.

Air ducts

Duct Cleaning Services

Dirty ducts cause so many issues with your HVAC system, your home, and even your personal health. Keeping your ducts clean is a priority at Extreme, give us a call.

Air ducts

Heat Pump Services

Heat pumps provide a more efficient way of heating and cooling your home, which can save you a lot of money.

Air ducts

Humidifier Services

Darke county's winters are already brutal enough without having to deal with the dryness in your home. A humidifier helps with the overall dryness that is in your home.

Air ducts

Thermostat Services

Hot day in Darke County? Cold day? No problem, with our smart thermostat you can control the temperature of your home completely by a touch on your phone!

Indoor Air Quality

Indoor Air Quality

Extreme Heating and Air Conditioning provides solutions and services for all indoor air quality problems in Dayton, Ohio and surrounding areas.


Cincinnati: 5633 Tylersville Road
Mason, Ohio 45040
Dayton: 712 North Fairfield Road
Beavercreek, Ohio 45434