Clifton HVAC Systems

Halethorpe, MD

Heating and Cooling

Is this your business?


We have been serving heating and cooling needs of our many satisfied customers for over 56 years and as a family owned and operated business we think of you as part of our extended family. Three generations of Longmire Family continue the tradition of quality workmanship at reasonable prices, coupled with fast and efficient service established by our founder Al Longmire Sr. We are factory authorized dealers for the leading brands of modern High Efficiency Gas and Oil Furnaces, Air Conditioners, Heat Pumps, Boiler's and accessories, such as Humidifiers, Electric Air Cleaners, Gas and Electric Hot Water Heaters and Energy Saving Thermostat's.

Services Offered

Heating and Cooling
  • Central A/C Install
  • Central A/C Repair
  • Central Humidifier Install
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