• Geothermal Energy, Geothermal Heat Pump, Geothermal Radiant Heating, Geothermal Oklahoma
    Discover the possibilities of Geothermal Energy
    You’ve probably heard about solar energy, but did you know there’s another alternative energy source right under your feet?
  • Heating Filter, Replace, Heating Repair, Heating Maintenance
    Achieve Greater Home Comfort and Energy Savings
    Get preventive maintenance for your heating system
  • Fall Indoor Air Quality, HVAC, DeHart AirConditioning
    Indoor Air Quality & Your Family
    IAQ solutions, including air filtration, air purification, and humidity control.

DeHart Air Conditioning

We are a fourth-generation family-owned HVAC company serving homeowners and commercial property owners in the Chickasha and Duncan, OK region. Whether you need to design a custom HVAC system, upgrade your heating and cooling equipment, or improve indoor air quality, we’re here to help.

Achieve greater comfort and efficiency.

Talk to the HVAC experts at DeHart today!

405-224-0184

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What our customers are saying

We wanted to say 'thank you' for your great service! The new geothermal unit is working well and in fact is working better than our original ever did. We cannot express our appreciation enough. Thank you also for the extra time spent in completing paperwork for our OEC Rebate.

David and Kami Ratcliff

Read our blog

warm house concept
Winter brings dust, dirt, and mold buildup in your ductwork that can have a negative effect on the... Read more