replace furnace

Under warranty, maintenance contract or first-time COD, homeowners know their families and households are protected with our fast, reliable, professional service… Read More

ac service near me

Business owners demand constant service and AIR-TECH provides just that. We partner with companies to ensure efficiency and comfort for customers, employees and you… Read More

air conditioners repairs

Join our design team for your project. Choose from major manufacturers such as Amana, Lennox, Bryant and Carrier, and take control over your indoor climate… Read More

heating and cooling repair

Use the good earth below to transfer heat into the ground in summer, and pump heat from Mother Earth in winter. Residential and commercial properties are going geothermal… Read More

HVAC Services in Northern Virginia

Your Indoor Comfort Team

We began in Fairfax City, Virginia, in 1987, co-founded by a couple of local guys named Ed Lambert and Craig Gaylor. AIR-TECH has grown quite a lot ever since, adding to our professional staff to handle customer appointments, dispatch emergencies and provide personal attention to each and every customer – many of whom we know by name! Read More…

hvac maintenance

Questions? We're here to help.

Our Work

Our Partners

installing central air conditioning
air conditioning contractors
hvac r technician
ac unit replacement
furnace repair service
heating and air conditioning companies near me
heater repair
heating and air conditioning companies
hvac in northern va

Serving all of Northern Virginia

  • Fairfax VA
  • Leesburg VA
  • Vienna VA
  • Sterling VA
  • Haymarket VA
  • Stephens City VA
  • Purcellville VA
  • Winchester VA
  • Fairfax Station VA
  • Dulles VA
  • Ashburn VA
  • Herndon VA
  • Reston VA
  • Gainesville VA
  • Shenandoah Farms VA
  • Round Hill VA
  • Burke VA
  • Great Falls VA
  • McLean VA
  • Chantilly VA
  • Centreville VA
  • Waterloo VA
  • Marshall VA
  • Bluemont VA
  • Lorton VA
  • Springfield VA
  • Falls Church VA
  • Arlington VA
  • Warrenton VA
  • Winchester VA
  • Middleburg VA
  • Berryville VA

Business Hours

  • Mon: 07:30 AM - 05:00 PM
  • Tue: 07:30 AM - 05:00 PM
  • Wed: 07:30 AM - 05:00 PM
  • Thu: 07:30 AM - 05:00 PM
  • Fri: 07:30 AM - 05:00 PM
Closed on all major holidays.
Emergency Service Available Until 10 PM

Contact Us

air conditioning repair northern virginia
Air-Tech Systems Inc.
10930 Clara Barton Dr #4050
Fairfax Station, VA 22039
hvac companies northern va
(703) 239-4354

Payment Options

heating and air conditioning in northern va