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

How to Clean Your Air Conditioner's Condenser
If you want your central air conditioner to last, you need annual AC maintenance performed on it. This not only helps your AC unit last longer, but it also saves you money by increasing its overall efficiency, as well as preventing...
3 Ways to Spend Less Money Cooling Your Home This Summer
Now that the temperatures are rising, it's time to think about ways to cut down on your cooling costs this summer. During the summer months, cooling can account for as much as 70% of your utility bills. Even with a highly rated...
Why Is My Air Conditioner Frozen?
Even in the summer heat of Glen Burnie, MD, air conditioners can ice over. Whenever you notice ice on your AC unit, it is a sign of a serious problem - sadly, a very common problem for homeowners. In fact, it is one of the most common problems...
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...
Brands We Service!

FREE Estimate

* Indicates required questions
Name *
First Last
Email *
Phone # *
How Can We Help You? *
Enter code in image:
A.J.R. Heating, Air-Conditioning, & Refrigeration, Inc., Heating & Air Conditioning, Brooklyn Park, MD

Like us on Facebook!


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