Qualtech Heating & Cooling

Qualtech Heating & Cooling is an HVAC company that handles air conditioning, heating, ductless A/C systems and indoor air quality work, including duct cleaning, repair, replacement and sealing. The company works on heating and A/C equipment from Carrier and a range of other manufacturers, and its owner says it aims to offer honest, efficient service with modern systems.

Service calls are answered around the clock, with emergency visits and same-day appointments available, and a live person answers the phone at any hour. Free estimates are offered on new and replacement equipment installations, and financing is available. The business is based in downtown Danville and serves homeowners and businesses across the East Bay, including Alamo, Concord, Dublin, Pleasanton and Walnut Creek.