Air Conditioning Halehtorpe MD Refrigeration Halethorpe MD $20 Off Service Call!

Heating Baltimore

With over 25 years of experience providing expert air conditioner, heating, and refrigeration services, we guarantee you’ll be satisfied with our workmanship.  Our friendly, licensed technicians provide installation, maintenance, and 24/7 emergency repair on all residential and commercial HVAC equipment.  We’re so confident that we offer the lowest prices available that we guarantee to beat any written estimate from a local competitor.

Don’t wait until your old equipment breaks down! Take advantage of our preventative maintenance plans or our free estimate and 10-year labor warranty included on all total system replacements. Our unmatched customer service is available live 24 hours a day. Don’t postpone your comfort, call us today.  We’ll be happy to assist you with a suitable financing plan.

Our Services


Why Choose AJR

  • Serving Residential & Commercial
  • Over 25 Years of Industry Experience
  • Full-Service Duct Cleaning
  • 24 Hour Service & Live Phone Operator
  • Free Estimates
  • Licensed & Insured





Financing Options Now Available!

Concerned about your credit? Don't be. Our staff will be happy to assist you. We currently work with Wells Fargo, GE Capital, and several other financing companies so we can create a financing plan that works best for you. Click here to learn more!


Latest Blog Posts

Why Does My Air Conditioner Have a Pungent Odor?
No one wants to turn their air conditioner on and get blasted with a foul odor instead of cool, refreshing air. If you are experiencing a foul smell when you turn on your AC, it could be the sign of a serious problem. The causes of these odors...
How to Tell If Your Air Conditioner Needs Service
One thing you do not want is your air conditioner unit malfunctioning in the middle of a 90 degree day. Most people sadly never see this coming. With these tips you can often foresee the need for AC maintenance before it becomes a AC repair...
5 Air Conditioning Mistakes to Avoid This Summer
With summer just around the corner, it is important to stop and think about your air conditioner.  Taking precautionary measures now can help ensure proper performance this summer.  Sometimes homeowners make mistakes with their air...
How to Extend the Life of Your Air Conditioner
Air conditioners can be expensive, but like every other home appliance, they have a finite lifespan. One way to avoid replacing your air conditioner prematurely is to maintain it regularly. Some of these maintenance tips can be performed by...
Why is My Air Conditioner Blowing Warm Air?
Nothing is more aggravating than a malfunctioning air conditioner.  These situations usually present themselves on some of the hottest days of the year, leaving us extremely uncomfortable.  Some homeowners might be perplexed by air...
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A.J.R. Heating, Air-Conditioning, & Refrigeration, Inc., Heating & Air Conditioning, Brooklyn Park, MD

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Angie's List 2013 Super Service Award - Check out our reviews!