Heating Service

Count on our team of experts to professionally service your furnaces, heat pumps, and more.

About Us

For the most value, the most experience, and the most dependable products, home and business owners in your area have been relying on Gross Heating & Air Conditioning since 1925. We service virtually all makes and models of heating and cooling equipment, but we’re proud to recommend Carrier® for years of reliable, energy-efficient comfort. Gross Heating & Air Conditioning has been recognized as a top Carrier Factory Authorized Dealer, meeting the industry’s most rigid training and service standards.

Gross Heating & Air Conditioning service trucks.

What Our Customers Say

“Doug is an outstanding service person. Extremely knowledge and helpful.Most of all he’s HONEST! That’s why we will continue with Gross heating and air conditioning.”
- David H.

“Hello, Harrison did a fabulous job communicating and informing me of maintenance issues. He is friendly, thorough in completing each step, for my furnace turn up. I truly appreciated his excellent communication skills. It was a pleasure having him complete this job and providing for my family, “peace of mind”, that it was a job well done. Thank you so much, Harrison. JR”

- Janet R.

Ask Us About Financing for Your New Heating or Cooling System

Man, woman, and child in a field.

How Our Maintenance Agreement Saves You Time and Money

A maintenance agreement from Gross Heating & Air Conditioning gives you peace of mind. It’s a great way to reduce or eliminate unexpected repair bills, ensure top performance, save money, and prolong the life of your equipment. Here’s how you can benefit even more with a maintenance agreement from Gross Heating & Air Conditioning:

  • Equipment lasts longer
  • Regular maintenance prevents costly repairs
  • 15% discount on repair parts
  • Possible 10-30% monthly energy bill savings
  • Use your maintenance contract as a selling point
  • If you move, your maintenance agreement will automatically transfer to the new owners
  • Priority scheduling even during our busy seasons
  • Reminders for a clean and check

Our News

Upgrade Your Furnace. Woman covered up with a blanket because she is cold.

Video – Upgrade Your Furnace

Upgrade your furnace for increased energy efficiency and heating cost reduction.

The Problem With Clogged Air Filters. Cleaning an air filter.

The Problem With Clogged Air Filters

Changing your air filter in your Wisconsin home is something that usually needs to be done a few times a year. When you think about it, it’s really a small price to pay for such a big job.

Carrier logo.
Carrier logo.

2023 presidents award. Carrier factory authorized dealer logo. NATE cerfication seal. Distinguished Carrier logo. BBB logo. Air Quality logo.