Air Treatment Heating & Cooling

Air Treatment Heating & Cooling has served Vienna and the greater Northern Virginia region for over two decades, maintaining a 5-star rating across 671 reviews. The company holds state licensing and operates seven days a week with extended hours from 7:30 AM to 8 PM, providing both scheduled maintenance and emergency repairs. Their service footprint covers Fairfax County including Alexandria, Arlington, McLean, Reston, and Springfield, plus Loudoun County communities such as Ashburn, Sterling, and Leesburg. This local presence ensures rapid response times for homeowners across the metro area who depend on reliable heating and cooling year-round.

What distinguishes Air Treatment is their comprehensive approach to indoor comfort combined with flexible financing options through Synchrony and Wells Fargo. They install and service the full spectrum of residential HVAC equipment including heat pumps, furnaces, boilers, ductless mini-splits, and water heaters. Their indoor air quality division offers air purifiers, whole-house humidifiers, and dehumidifiers with professional balancing services. Service plans provide ongoing maintenance schedules that help homeowners avoid emergency breakdowns and extend equipment lifespan.

Customer reviews consistently mention specific technicians who went beyond standard service calls. When Marie Potter's heat pump failed, a tech spent considerable time diagnosing root causes and provided valuable maintenance guidance for future reference. Erik W. described how technician Lilly identified a leaking water heater expansion tank during a humidifier installation, catching a problem other contractors had missed. Owner Dan personally handled urgent requests, dispatching technician Mike to rebalance airflow in a single-family home, explaining hidden damper locations that improved system performance.