HVAC Installation
By Fondy Heating & Air Conditioning
Fondy Heating & Air Conditioning is your trusted local expert for HVAC installation near Fond du Lac, WI. Our experienced technicians will assess your home's unique heating and cooling needs and install a high-quality Carrier system designed to keep you comfortable and energy efficient. We take pride in providing precise installations, ensuring your system runs smoothly and reliably for years to come. Whether you're upgrading an old unit or installing a new system, count on us for dependable service and customized solutions to keep your home comfortable year-round.
What Does The Process Look Like?

Book an Appointment
To start the process, book an appointment for HVAC installation with us by scheduling online or giving us a call.

Evaluation & Estimate
We will assess your home’s layout and cooling needs to recommend the ideal HVAC system. We will provide a detailed estimate outlining the equipment options and costs to ensure the right fit for your comfort and budget.

Perform Installation
A certified technician will install your new HVAC system, ensuring it’s set up for optimal efficiency and performance. They will handle every detail with care, from equipment placement to system calibration, ensuring your home enjoys reliable comfort year-round.
About Fondy Heating & Air Conditioning

Hours
Years in Business
27
Other Services We Provide

Furnace Repair & Service
We provide professional furnace repair and service to keep your heating system operating at peak performance. Our certified technicians can identify problems, perform necessary repairs, and fine-tune your system to keep you comfortable all year long.

AC Repair & Service
We offer professional AC repair and service to keep your air conditioner running efficiently and reliably. Our technicians diagnose issues, perform necessary repairs, and ensure optimal performance for your home’s comfort.

HVAC Maintenance
We provide annual HVAC maintenance to keep your heating and cooling system running efficiently year-round. Regular tune-ups help prevent breakdowns, can improve energy efficiency, and extend the lifespan of your heating and cooling equipment.
Trusted HVAC Professional in Fond du Lac
Other
October 01, 2026
Set up service appointment.
Elliot
Service
September 05, 2026
Gordy is awesome
Mark
Gordy is awesome
September 01, 2026
Gordy is awesome
Mark Rasmussen
First class dealer!
May 18, 2026
First class dealer!
Sam Coates
Never even got a call back.
April 20, 2026
Never even got a call back.
Daniel Braun
I've always had nothing but great service with this company.
Prompt, courteous, and affordable.
April 09, 2026
I've always had nothing but great service with this company. Prompt, courteous, and affordable.
KIM STIEGMAN
System runs great after service visit!
February 09, 2026
System runs great after service visit!
Sam Coates
gordy was once again awesome figure out the problem and i had heat in know time. thanks too the whole team at fondy heating
December 11, 2025
gordy was once again awesome figure out the problem and i had heat in know time. thanks too the whole team at fondy heating
duane herr
New customer. Just received confirmation of service appointment!
December 09, 2025
New customer. Just received confirmation of service appointment!
Sam Coates
Good service
November 02, 2025
Good service
Luis Aviles
Very prompt. Excellent quality of work
July 28, 2025
Very prompt. Excellent quality of work
Steve Millin
Fast response.
July 22, 2025
Fast response.
Colleen Haas
Pleased with the service.
July 15, 2025
Pleased with the service.
Brad Witt
Dependable and friendly
July 11, 2025
I trust this company mostly due to the personal and amiable service tech Gordy and installer Jay, great guys and trustworthy
JOHN
Expertise (5)
Solve Problems (5)
Service (5)
The servicer was super knowledgeable and gave us advise to fix things on our own. He was very friendly and answered any questions we had without rushing or seeming annoyed. We will definitely be having them do work for us in the future.
July 08, 2025
The servicer was super knowledgeable and gave us advise to fix things on our own. He was very friendly and answered any questions we had without rushing or seeming annoyed. We will definitely be having them do work for us in the future.
Alex Wempner
Fondy has always been responsive and helpful in stressful times
June 03, 2025
Fondy has always been responsive and helpful in stressful times
Doug Vonderhaar
Gordy has always done excellent work. This was no exception. We highly recommend Fondy!
May 21, 2025
Gordy has always done excellent work. This was no exception. We highly recommend Fondy!
john / Margaret nonestied
NEW INSTALL
March 28, 2025
THIS WAS A WINTER FURANCE REPLACEMNET, VERY QUICK TURNAROUND, GREAT SERVICE.
GREG
Expertise (5)
Solve Problems (5)
Service (5)
Really? Experience was do not bother us, we're to busy
March 25, 2025
Really? Experience was do not bother us, we're to busy
Dale Hammernik
Great Service. Good prople
March 19, 2025
Great Service. Good prople
Claire Olig
Fast amd reliable
February 07, 2025
Fast amd reliable
Jody Herschleb
Experienced and Honest!
March 29, 2024
Responsive, honest and expert service. Love this company!
LEASA
Expertise (5)
Service (5)
Solve Problems (5)
Our furnace stopped working!
January 23, 2024
Great service in our time of need when our furnace stopped working.
MICHAEL
Expertise (5)
Service (5)
Solve Problems (5)
Great work.
January 11, 2024
Great work.
Edward Chesna
furnace install
December 11, 2023
have 2 residents with carrier products and Fondy Heating and Cooling installation
MIKE
Expertise (5)
Service (5)
Solve Problems (5)
Super Job
September 22, 2023
Great company to work with. They did a great job.
CHUCK
Expertise (5)
Service (5)
Solve Problems (5)
Great efficient and affordable service
September 22, 2023
Great efficient and affordable service
EMILY
Expertise (5)
Service (5)
Solve Problems (5)
great dealer
June 04, 2022
fast and clean
WAYNE
Expertise (5)
Service (5)
Solve Problems (5)
Terrific job!
June 02, 2022
Everyone I've worked with at Fondy is professional, knowledgeable, and courteous. When we had our new AC put in, I was so glad they could do it before it got any hotter. Timing was perfect!! They are the BEST!
WENDY
Expertise (5)
Service (5)
Solve Problems (5)