Heating & Air Conditioning Services

for Southern Maryland 

Homes & Businesses

Tri-County Aire's factory-trained, NATE-certified technicians handle every part of your home or business's comfort system — from installing a brand-new furnace to keeping an aging air conditioner running through one more summer. Whether you need a repair today or a full system replacement, our team is ready to help.

Residential Heating, Cooling & Air Quality Services

  • Heating: Furnace installation, maintenance, and repair
  • Cooling: Air conditioning installation, maintenance, and repair
  • Heating and cooling: Heat pump and full HVAC installation, maintenance, and repair
  • Indoor air quality: Equipment installation, duct cleaning, sealing, and renovation

Commercial Indoor Comfort Services

Our experienced commercial HVAC specialists provide system design, installation, maintenance, and repair for light commercial properties, including:

  • Heating: Gas and oil-fired furnaces and boilers
  • Cooling: Central air conditioning systems
  • Heating and cooling: Combined commercial and industrial HVAC systems
  • Indoor air quality: Air quality control equipment and ductwork

Why Southern Maryland Chooses Tri-County Aire

Whenever you need residential or commercial HVAC service, Tri-County Aire delivers dependable, high-quality work backed by factory-trained, NATE-certified technicians. We want service to be affordable and easy — whether that means a same-day repair or working within your budget on a new system installation. Our team also stays current on rebate and financing programs that can lower the cost of new heating and cooling equipment for your home or business.


Need a service call or a new system installation? Check our service area or request service today.