YOUR #1 INDOOR COMFORT SPECIALISTS PROVIDING A CURE FOR DISCOMFORT

HVAC Service Areas

The Best in Heating & Cooling Across Northern Virginia

For over 58 years, Air Treatment Company has provided top quality heating, cooling, duct cleaning, and indoor air quality services to homes in the Northern Virginia area. We deliver professional HVAC services and are some of the best in the business. We service all makes and models of heaters, air conditioners, and hot water heaters, operating in several towns in Fairfax and Loudoun Counties.

Call us today at (703) 270-0881 get started on your heating & cooling project!

Our technicians are ready to help you repair, maintain, or install the heating and cooling system in your home. You’ll get friendly, professional service, no matter your location.

Click on any location to learn more about our work in your neighborhood:

    We look forward to providing you with HVAC services in your neighborhood soon!

    Contact Air Treatment Company at (703) 270-0881 today.

    • Carrier President's Award
    • Angie's List
    • Quality One
    • Tysons
    • BBB Accredited
    • NCI
    • RSES
    • NFPA
    • ASHRAE

    100% Satisfaction Is Our Guarantee!

    Hear What Our Customers Have to Say
    • “Great insight into airflow and maximizing current setup.”

      Marc P.

    • “This is an A++ company all the way!”

      Kurt G.

    • “I have been a customer for a long time.”

      Irene c.

    • “Have always been pleased with the level of service, professionalism, technical knowledge and friendliness displayed by the service personnel.”

      BK

    • “They are the only ones I trust with my AC/Heat.”

      Ron P.

    • “All work has been done quickly, cleanly and systems were up and working in no time.”

      Anita R.

    • “Dan Fisher has always given us excellent service.”

      John M.

    • “Air Treatment Company is reliable and has great customer service.”

      Deidre R.

    • “The nicest most knowledgeable technicians!”

      Jhinuk H.

    • “This was probably my best experience with a HVAC contractor to date.”

      Nityanand R.

    • “The quality of the service is excellent, and the people are informed, polite and personable.”

      Stuart L. K.

    • “We've been doing business with Air Treatment Co for several decades now.”

      Celeste L.

    • “Quick, professional & always there when needed.”

      Jeffrey

    • “They arrive when promised and explain everything they are doing.”

      Kevin V.

    • “I am extremely impressed by his knowledge of the product and technical training.”

      Mary D

    Comfort You Can Count On

    • Stellar Workmanship at Affordable Prices

    • Free & Detailed
      In-Person Estimates

    • Highly Trained & NATE Certified Technicians

    • Full-Service Heating & Cooling Company

    Schedule a Service

    We'll Get the Place Feeling Just Right!
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