Over 35 years of air conditioning and heating experience.

Serving the areas of Killeen, Copperas Cove, Nolanville, and Harker Heights.

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Choose Us for All Your Heating and Cooling Needs

Get top-notch air conditioning and heating services from the skilled and experienced team at CSK Heating & Air Conditioning. Whether you need air conditioning or heating repairs or replacements, our experts will get the job done right for you.

You can expect superior heating and cooling solutions from our highly-trained technicians. Take advantage of the senior DISCOUNTS we offer. Call us today for a FREE estimate on AC or heating replacements. We will provide you with an estimate by the next business day.

AC Installation & Replacement

Providing you with quality AC installation and repair services

AC Repair

Whether you want to repair your ac or furnace, turn to our efficient professionals

AC Service & Maintenance

Delivering professional AC and heating system services since 1987

Emergency Services

Appointments & emergency services are available 24/7

Why You Should Choose CSK Heating & Air Conditioning

CSK Heating & Air Conditioning is a licensed, bonded and insured company with over 35 years of professional HVAC experience. Members of Killeen, Texas and nearby communities rely on the prompt and courteous service of CSK every day. Over the years, we have become one of the area’s most trusted and reliable HVAC companies.

FREE Estimates on Replacements

Receive yours by the next business day

Licensed Business

Appointments and 24/7 emergency services available

Warranties Available

Air conditioning and heating system warranties

Senior Discounts

Take advantage of your discount today

Specialties

CSK specializes in ac replacement and repairs

Family Owned

Established in 1987 offering over 35 years of experience.

Here’s what our satisfied customers are saying…

Best A/C service! Friendly customer service —Lorenzo

Called due to AC going out at 5:33 pm on a Sunday he was onsite by 6:11 pm problem diagnosed within 15 minutes, replacement part in place on the inside unit soon after. Then a quick look at the outside unit to reset the DC fan and boom cool air. So let me see: Quick,…

Very nice & professional! Came out within an hour, thoroughly explained every step, and was here less than 30 minutes!!! —M. Wilson

Great company. The owner came out and did his job. Affordable, and seemed to care about people unlike most. Would definitely go with them again. —Nicholas L.

Called for a quick AC repair on a Sunday afternoon, tech was onsite within an hour, diagnosed issue in 15 minutes and back up and fully functional 30 minutes later. This is what people want in customer service. —Hangul111

Expedient service and when no one else would come out as it was a busy weekend of 100+ degrees. Was a simple fix, honest and knowledgeable repairman took care of it quickly! —R.Z.

He is responsive and comes out quickly even on the weekends when things usually break. He stands by the products he installs and his work. I highly recommend his company. —Cindy M.

He was very fast, very professional and actually solved our problems. He was the the third AC repairman we had out and he had the REAL problem fixed and was gone within 30 minutes. —Victoria T.

Awesome job! CSK was here within minutes saving our life broiling in our house with a broken A/C! CSK was doing a great job with no extra charges like all the other A/C companies that were asking 150-175$ extra for coming out on a Sunday! I can only highly recommend their services ! —Sammy W.

A true gentleman, honest and knows what he’s talking about. I have used his services two times now and both times he has got the job done fast and efficient. Definitely a top choice in Killeen when it comes to air conditioning. The owner even offered to discount his hourly rate because I was in…