As the tireless warrior of every household, your HVAC system silently battles the sun and snow, shielding you from the extreme moods of Mother Nature. However, just like every superhero, even your HVAC has its kryptonite – dust, rust, and blessed old age. From Montgomery Village, Gaithersburg, Rockville and Olney, MD to Chantilly, Centreville, and Dulles, VA, we are your armorers in shining tool belts, Mannix Heating & Cooling!

Chilled in Chantilly or Burnt-Out in Rockville?

Whether your defrosting is making you sweat in Rockville, or your furnace feels like a fireplace, we got your back. You say ‘HVAC repair,’ we say ‘Mannix to the rescue!’ With a ‘cool’ SWAT team ready to ride into the heat, we make heroes out of heating repairs and save the world one AC repair at a time.

Rich in expertise and earnest in repairs, your friendly neighborhood Mannix technicians provide hands-on service for your HVAC system. Installation, check-ups or emergency rescue missions – all in a day’s work. We’re over DC, we’re under Virginia, and we’re around Maryland. Hire us for air conditioning installation, furnace service, or HVAC service, because nobody does it cooler!