Air Conditioning

Staying comfortable during the heat doesn’t have to be hard when you have the experts from DeHart Air Conditioning on your side. Our experienced, knowledgeable, and friendly technicians can help you with everything from ac maintenance and repair to new air conditioning installation.

  • AC Replacement
  • AC Repair & Maintenance
  • Ductless Mini-Splits


At DeHart, we install the most energy efficient geothermal heat pumps from ClimateMaster. If you are interested in seeing just how much a geothermal heat pump could help you save on your home’s air conditioning and heating bills, start by trying the ClimateMaster cost savings calculator. Our team of HVAC experts is here to answer all of your questions and help you get started on your journey to a more comfortable, energy efficient, and eco-friendly home with geothermal energy.

  • Geothermal Heat Pumps
  • Geothermal Consultations


Staying warm and cozy during the winter doesn’t have to be a challenge when you have the team at DeHart on call. Our HVAC specialists are here to help with everything from heating installation and replacement to maintenance and repair.

  • Heating Replacement
  • Heating Repair & Maintenance
  • New Home Construction HVAC
  • Radiant Floor Heating
  • Gas Logs & Fireplaces
  • Generators

Duct Solutions

Clean and well-designed ductwork is one of the most important parts of a well functioning HVAC system. When air ducts become filled with dirt, dust, and allergens, it can significantly undermine indoor air quality. Poor duct configuration, meanwhile, can reduce the overall efficiency of your heating and AC systems.

  • Duct Cleaning
  • Duct Sanitization
  • Duct Design & Replacement

Indoor Air Quality

At DeHart, we understand how indoor air quality can affect not only your own health but also the health and integrity of your home. That is why we offer a variety of IAQ solutions, including air filtration, air purification, and humidity control here in the Chickasha and Duncan areas.

  • Air Filtration
  • Humidity Control
  • Air Purification

Commercial HVAC

At DeHart Air Conditioning, we are proud to employ a team of HVAC specialists who have the expertise and knowledge to design and install numerous types of systems for specialty applications used in industrial construction.

  • Plan & Spec Work
  • Design & Installation
  • HVAC Replacement
  • Repair & Maintenance
  • VRFs
  • Ventilation