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Contact Your Independent Trane Dealer:

Lighthart HVAC

Your #1 Choice for Furnace Repair & Installation in the Fond du Lac Area!
Serving St. Cloud, WI and Surrounding Areas.
License Number: 152476
Emergency Service Available
Mon: 7:30am - 4:00pm
Tue: 7:30am - 4:00pm
Wed: 7:30am - 4:00pm
Thu: 7:30am - 4:00pm
Fri: 7:30am - 4:00pm
Sat: Closed - Closed
Sun: Closed - Closed
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Our Services

  • Air Conditioners
  • Air Filters
  • Boilers
  • Ductless Air Conditioning
  • Ductless Mini Split
  • Furnaces
  • Geothermal
  • Heat Pumps
  • Indoor Air Quality
  • Radiant Floor Heat
Trane Comfort Specialist

About Us


At Lighthart HVAC, we're proud of the reputation we've earned by delivering quality, reliable heating and cooling services throughout the St. Cloud, WI area. We represent only the best furnace, heat pump, and central ac systems and applaud your decision to consider Trane products, well-known for their rugged durability. The goal of our company is to keep you comfortable and help you save money by helping reduce your indoor comfort energy costs. We are committed to the satisfaction of each and every customer. Call us! We provide service in Fond du Lac, Plymouth and Sheboygan and all communities within 25 miles of our office in St. Cloud, WI.

Lighthart HVAC (920) 999-4631
St. Cloud, WI 53079
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Trane Technologies is a leading global provider of indoor comfort systems. Trane's offerings include energy efficient cooling and heating solutions for homes, air conditioners, heat pumps, furnaces, air humidifiers, thermostats, parts and service. © 2022 Trane
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