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Southern Maryland’s Heating, Air Conditioning
& Geothermal Contractor Serving
Calvert, Charles & St. Mary’s Counties
for Over 30 Years

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Southern Maryland HVAC Contractor Offers Quality Services

Tri-County Aire offers a complete lineup of quality HVAC services to keep your home or business comfortable throughout the year. Our expert technicians are reliable and professional, bringing the full range of benefits their extensive training, experience, and customer relationship skills lend to every job. Whenever you need air conditioning repair, heating installation, or any other HVAC service, call Tri-County Aire. Our friendly office staff will promptly schedule your service, answer any questions you may have, or help you with the installation of indoor comfort equipment you need right away.

Heating & Air Conditioning Repair & Maintenance

At Tri-County Aire, we understand the importance of factory training and NATE certification for ensuring that every heating and air conditioning repair job we undertake is completed competently and efficiently. That’s why our HVAC service technicians receive not only initial training and certification, but regular ongoing training to keep their skills sharp. We also offer 24-hour emergency repair service to serve all your heating and cooling needs.

Indoor Comfort Equipment Installation & Service

Our heating and air conditioning service lineup includes prompt and professional installation of all your residential or commercial HVAC equipment. Our experienced installers bring to every job the practical skills that make your furnace, heat pump, AC system, or complete HVAC setup work flawlessly right from the start.

Residential & Commercial Indoor Air Quality Services

In today’s world, effective air quality control is a crucial part of any indoor comfort system, whether at home or in the workplace. Our expert IAQ technicians can help you determine the best way to meet your requirements for clean, fresh, breathable air, enhancing indoor comfort for you and your family or for you, your employees, and customers.

HVAC Products for Home or Business

Tri-County Aire Heating A/C Service VehicleNo matter which heating or air conditioning service you need, the technical specialists at Tri-County Aire are well-equipped to handle the task. And when you have a need for new or replacement HVAC or IAQ equipment, our experienced technical and mechanical consultants can help you determine which HVAC solution will work best for your lifestyle or business needs. For further information about our high-quality HVAC products and services, please visit the appropriate page on our website.

Trane Comfort Specialist Logo     Mitsubishi Split Systems       WaterFurnace GeoPro    Member of NATE       Member of ACCA   QA HVAC Member        Better Business Bureau Accredited Business

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Tri-County Aire is located in and provides heating and cooling repair and installation service to homes and businesses in Southern Maryland.
County served: St. Mary's County located near: Prince Frederick, Dunkirk, California, Hollywood, Waldorf, Mechanicsville, Indian Head, and only a short drive to Southern Annapolis. Counties Near Us: Charles County, Calvert County, Anne Arundel County.