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Your #1 choice for furnace repair in the Fond du Lac, WI area!

Heating

For Furnace repair in Fond du Lac WI, call a company you trust.

Heating

Repair • Replace • Maintenance

Call Lighthart HVAC for furnace repair and replacements, professional air duct cleaning, ventilation problems, and heat pump repair or furnace cleaning, and seasonal safety inspections. We are your complete Home Air Comfort Specialists.

Call the HVAC Specialists, Lighthart HVAC today for high-efficiency furnace installations that will keep you and your family in low cost, eco-friendly comfort all year!

If your heating system is more than 10 years old its efficiency may be as low as 60% to 70%. That means you are effectively wasting 30 to 40 cents of every dollar you spend on heat. A new, high-efficiency system can provide significant savings over the life of the unit.

  • Furnace repair
  • Furnace service and cleaning
  • High-efficiency furnace
  • Heat pumps
  • Indoor air quality
  • Coil and duct sanitation
  • Duct cleaning
  • Home protection- smoke alarms, co detector,
    whole house surge protector
Allow Lighthart HVAC to repair your furnace in Plymouth WI.
  • Whole-house humidifier
  • Duct repair/ reroute/ modification
  • Wifi/ smartphone thermostats
  • Residential zoning systems
  • Ductless mini systems
  • Weather sealing/ home efficiency
  • Thermostat service
  • Filter replacement
  • Attic Insulation