DG Heating & Air Conditioning is an HVAC company in San Jose that heating and cooling repairs and installations, air filtration, duct installation and removal, ductless mini-split installations, new construction services, and

offers a comprehensive range of commercial and residential air conditioning, heating and ventilation services. Our team of skilled repair of new construction, package units, split systems, air cleaners, air purifiers, gas furnaces, heat pumps, ductless systems, sheet metal ducts

but is not limited to air conditioning replacement, installation and repair, ductless mini split installation, furnace installation, replacement and repair, and air duct replacement, repair and

of air conditioning and heating services for custom homes, new construction, existing home upgrades and remodels, package unit project. We specialize in air conditioning replacement and repair, furnace repair and replacement, ductless mini split installation, package unit installations, furnace installation

and air conditioning systems. Our services cover residential and light commercial applications for forced air central systems, heat pumps, ductless mini split systems, and rooftop package units; from retrofits to new