Your #1 Choice for AC Repair and Installation in the Fond du Lac Area! 
Your #1 Choice for AC Repair and Installation in the Fond du Lac Area!
Lighthart HVAC CARES
Lighthart HVAC has been serving the HVAC needs of Fond du Lac, Plymouth, and the surrounding areas for over 100 years!
Lighthart HVAC provides exceptional heating, AC, geothermal, and ventilation services to customers across Eastern Wisconsin. With a portfolio of everything from residential ac installation to design-build commercial projects, the team at Lighthart HVAC is equipped to tackle almost any job. We strive to continuously improve our service and remain current with the times, so we can consistently serve our customers’ needs.
No matter what problems you’re having with your HVAC or geothermal system, we can help. Call any time of the day or night, and one of our friendly, highly trained HVAC technicians will be there to get your system back up and running.
No matter what problems you’re having with your HVAC or geothermal system, we can help. Call any time of the day or night, and one of our friendly, highly trained HVAC technicians will be there to get your system back up and running.
DEPENDABLE HEATING AND
AIR CONDITIONING IN St. Cloud Wisconsin…
DEPENDABLE HEATING AND AC IN St. Cloud…
We don't think it's too much to expect, from your equipment or from us.
FIX YOUR BROKEN FURNACE
Should your heating equipment need emergency service, you’ll be glad to know we are reachable after hours and are familiar with most every brand of HVAC equipment made. Our experienced HVAC technicians can quickly discover what's behind your ac breakdown and fix the problem. And, if you would be better off installing a new ac, we'll tell you that too!
PREVENT HVAC BREAKDOWNS
Your home’s HVAC systems work longest and best when they receive regular maintenance from a licensed air conditioning professional. Being proactive is smart—it maintains fuel efficiency, helps prevent unplanned surprises, and maximizes the life of your furnace. Ask how our maintenance programs can help you save money on your heating bills in the Fond du Lac area.
INVEST IN NEW EQUIPMENT
Not sure if you should invest in a costly ductless air conditioner repair, switch over to geothermal, or just replace your existing equipment? Our HVAC experts take the time to educate you, present the best heating options, and answer your questions, so you can decide what’s best for your budget. It’s your home, your money, and your choice. Whatever your need, Lighthart HVAC's here to help.
Lighthart HVAC is a Wisconsin (WI) heating, AC, geothermal, radiant heating, ductless HVAC, water heater, radiant heating, and fireplace repair, service, replacement, and maintenance company located in St. Cloud. Lighthart HVAC dispatches only the best HVAC technicians to handle your air conditioner, furnace, ductless mini-split, fireplace, water heater, and heat pump repair or replacement. We service all of Wisconsin including Saint Cloud, Mount Calvary, Glenbeulah, Greenbush, Malone, Eden, Fond Du Lac, Plymouth, Elkhart Lake, Cascade, New Holstein, Campbellsport, Chilton, Adell, Waldo, Van Dyne, Kiel, Sheboygan Falls, Hingham, Random Lake, Kewaskum, Oshkosh, Lomira, Saint Nazianz, Oakfield, and Stockbridge. So, when you ask Google for "A good ac repair or service company near me", you've come to the right place. To get an estimate on your ac repair or replacement, call (920) 999-4631. Lighthart HVAC services all furnace, AC, humidifier, filter, thermostat and boiler brands including Carrier, Bryant, Payne, Trane, Lennox, Rheem, Ruud, Amana, Daikin, Mitsubishi, Fujitsu, Crown, Frigidaire, Gibson, Goodman, Lochinvar, Weil McLain, American Standard, GeoExcel, General, Aprilaire, Honeywell, and White Rodgers.
