Mannix Heating & Cooling of Gaithersburg, MD

For over 25 years, Mannix Heating & Cooling has provided reliable HVAC services to Gaithersburg, MD, from their location at 7824 Beechcraft Ave. Their NATE-certified technicians specialize in heating and air conditioning installation, repair, and maintenance. They service all brands of furnaces, heat pumps, and air conditioners. The company also offers 24/7 emergency repair, comprehensive HVAC tune-ups, and indoor air quality solutions including air duct cleaning and air purifier installation. Trust their skilled team for professional HVAC service, ensuring your home's comfort year-round.