We specialize in residential AC repair and installation in Richardson and surrounding cities. DND Air conditioning and heating has been repairing and installing air conditioning systems in residential applications for over 15 years.

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DND Heating & Air Conditioning

Residential AC Repair

We service and install all brands and types of air conditioning equipment, and also have financing options available. You should only trust your AC repair to a trustworthy professional, licensed by the state of Texas, to diagnose the problem.

For the past 15 years DND Heating & Air Conditioning has been specializing in residential AC and heating repair in Richardson. Solving normal AC problems in your home can sometimes be complex. With our trained technicians at DND Heating & Air Conditioning it is like second nature. We can assess your home AC problem and present you with repair vs. replace estimates to get it operational.

Have an AC emergency?
Licensed technicians standing by to answer your call.

Call us now!

Why DND Heating & Air Conditioning

Guaranteed Service

Licensed Trustworthy Technicians

Honest & Fair Pricing

Repair Vs. Replace Estimates

2 Year Labor Warranty*

Read our testimonials!

Excellent service. I will definitely be using DND again. Reliable, prompt and reasonably priced. DND was the first of 5 other vendors we used to actually fix our problem and not just take our money. Thanks again for your service.

Marcia M. Rhodes

David installed an ac unit in my house as well as my mom’s. DND did a fantastic job on the install but has done even more with the follow ups. I can highly highly recommend them if you need heating or ac work.

Aaron Forrest

David has been very nice and professional When our AC was not working. He does a great job every time we need help with our Heating and Ait conditioning systems. He is always on time and does always know what is going!

Chantal Togbey

Residential & Light Commercial

AC Maintenance

Maintenance on your air conditioning systems at your home or office can be crucial in Richardson, TX. With more strain on your inside and outside AC unit, not doing the maintenance every year in the spring can increase your electric bill and prematurely break your air conditioning equipment. Get your maintenance done on your air conditioning system every year in the spring with DND and extend the life of your AC system and prevent high electric bills.

Residential AC Repair

Residential AC Maintenance

Residential AC Installation

Residential Heater Repair

Residential Heater Maintenance

Residential Heater Installation

Commercial AC Repair

Commercial AC Maintenance

Commercial AC Installation

Big Residential AC Repair Project?

We offer residential AC repair financing for your convenience.

When your AC breaks down at your house in the middle of summer everyone is not always ready to replace it right then and there. When we all know that we need it to be cool inside our house in the middle of summer in the Richardson area. So with that in mind DND Heating & Air Conditioning repair service offers financing for large AC repairs and installation of new equipment. With no money down you can have your home back to cool faster and pay it off when you can with little to no payoff amount. Call today to get your 10 minute application filled out as late as 11 pm.