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A Fairfax HVAC Company You Can Count On
  • $89 Heating Tune-Up

    Our safety & performance check helps: extend lifespan of system, improve energy efficiency, help prevent costly repairs, improve indoor air quality.

    *Price is per system. Residential only. Cannot be combined with any other offer. Must be mentioned at time of booking.
    Valid Oct 1, 2025 - Dec 31, 2025
  • FREE Diagnostic with Repair

    We’ll waive the $119 diagnostic fee when you approve the repair. No guesswork, no pressure, just solutions. Call now to book your service!

    Must be mentioned at time of booking appointment. Diagnostic fee waived only when repair is approved and performed by Air Treatment Heating & Cooling. Cannot be combined with other offers. Residential only.
  • Flexible Financing 18 Months, 0% Interest Financing on New HVAC Systems!

    Upgrade your home’s comfort without breaking the bank! For a limited time, get 18 months of 0% interest financing on new heating and cooling system installations. Call us at (703) 270-0881 to schedule your free estimate today.

    Some restrictions apply. Call for details.
    Valid Oct 1, 2025 - Dec 31, 2025
  • Free 2nd Opinion! Breathe Easy with Air Treatment Company!

    Are you struggling with heating or cooling issues at home? Don’t sweat it! At Air Treatment Company, we’ve got your back with our FREE second Opinion offer! Claim Your FREE Second Opinion Today!

    *Show us your service ticket to claim your free second opinion offer and we’ll compare apples to apples. Must be mentioned at time of booking appointment.
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