Highly Recommended HVAC Company in the Dundalk MD area

Searching for assistance with your refrigeration, heating or cooling system. For almost thirty years AJR has worked in the greater Baltimore area. We service commercial and residential properties and our technicians are certified. For your convenience we offer 24 hour emergency services. Don't wait until your old equipment fails! Save money with our preventative maintenance plans and take advantage of our 10-year labor warranty included on all total system replacements!

HVAC Repair in Dundalk MD - Call AJR Today (410) 242-7177

  • Heaters, Furnaces and Boilers
  • Air Conditioners and Cooling Sytems
  • Refrigeration Systems and Walk In Coolers

  • Review Client Success Stories From Property Owners Around Dundalk
    I could go on forever about this company. It was an absolute winner for my family and I. They go out of their way to do the job right the first time. If anyone out there is reading my post to help them decide on using AJR, I would say stop looking at other companies and choose AJR now. They were honest, friendly, on time, experienced. I was more than pleased, and I know you would be too. I had a whole house system replaced, and they were just great people to deal with.*

    Certified Heating and Cooling Technicians for Inspection, Maintenance, Installation and Repairs in Dundalk

    In addition to the normal repair and installation phone calls that AJR responds to, many of our clients have enrolled onto Maintenance programs. These programs provide the peace of mind to help ensure your refrigeration systems are running effeciently year round. We specialize in serving Bars, Restaurants, Schools, Ice Machines and Wine Cellars. For the most affordable prices in Dundalk call AJR today,
    For your benefit we offer financing on HVAC systems for residential and commercial as a partner through Wells Fargo. A new heating or cooling system can help improve your energy efficiency and lower your monthly costs. This is a great investment in your comfort and monthly energy bills.