When we service your furnace in Lake Mills WI, your satifaction means the world to us.

Keep Your Family
Comfortable

A family with their dog on a couch in Watertown WI

Your Heating and Cooling Experts Serving Watertown, Lake Mills, Oconomowoc and Surrounding Areas.

A family with their dog on a couch in Watertown WI

HEATING

In the Watertown area, reliable heating is a must. If your system is down or needs a tuneup, Carew Heating & A/C is your best call. Since 1996, we’ve provided furnace, heat pump, and ductless installation, repair, and maintenance services.

Stay Warm

AIR CONDITIONING

Watertown residents rely on their AC when summer gets hot and sticky. Trust Carew Heating & A/C to deliver the air conditioning services you need to get cool and stay comfortable, from installation to maintenance to repair if needed.

Beat the Heat

INDOOR AIR QUALITY

Do you have family members plagued by allergies? Are you concerned about breathing clean, healthy air? Let Carew Heating & A/C test your Watertown air and make recommendations to improve the quality of the air you and your family breathe.

Reduce Allergens

ZONE YOUR HOME

Different rooms of your home heat and cool differently depending on their location and exposure. Zoning allows you to control each area separately to enjoy perfect comfort throughout your home. Ask Carew Heating & A/C for more details.

Enhance Efficiency

MAINTENANCE

Want to minimize heating and cooling bills, maximize equipment life, and avoid breakdowns in Watertown? Annual maintenance delivers all three. Some call it a ‘clean and check,’ others a tune-up. Whatever you call it, routine maintenance will help you get the most from your investment.

Stay Safe

Our Services

Carew Heating & A/C’s team lives in the areas we serve so we certainly understand how important it is to find indoor relief from Watertown’s icy winters to our sweltering summers. When it comes to comfort, they’ve got your back. We’ve carefully screened and cultivated our friendly, highly-trained technicians, so when you call for help, be assured we’ll send the best and get the job done right. We take seriously that local families and small businesses trust us with their equipment, home, and family. We work hard to be the HVAC company we’d choose to work with if not in the business ourselves. Call us!

A family sitting at a table eating dinner in Lake Mills WI

Live in Watertown, Lake Mills, or Oconomowoc?

Trust your Comfort to Carew Heating & A/C!

If you’re like most homeowners, heating and cooling is something you don’t think about until you’re uncomfortable or your system goes out. Being the hero restoring comfort in a blizzard or heatwave is certainly a role we play when needed, but we much prefer to help our customers enjoy uninterrupted comfort. That’s why we go the extra mile to ensure every installation we do is top-notch, and we encourage annual maintenance to avert unwelcome surprises. When you work with Carew Heating & A/C, we provide up-front pricing and guarantees so you can have peace of mind. We’ll help you save money, too, whether tips to help keep energy bills down or pointing out rebates or tax credits for which new equipment qualifies. If you’re not working with us already, call (920) 262-2288 and give us a shot!

Your Watertown
Trane Comfort Specialist

While we are familiar with troubleshooting and fixing most every brand of heating and cooling equipment, we choose to represent Trane products. Whether shopping for a new furnace, heat pump, or air conditioner, Trane delivers incredible durability and reliability for homeowners looking to make a solid long-term investment with a low hassle factor. As a Trane Comfort Specialist, working with Carew Heating & A/C, you get the highest level of care, training, and expertise—wings we must earn anew each year.

Explore Trane Products

We’re a Mitsubishi Diamond Dealer

When it comes to ductless heating and cooling, ‘Diamond’ is the highest qualification a Mitsubishi dealer can achieve. We regularly train on, configure, and install Mitsubishi ductless systems in homes and small businesses. Ductless mini-split systems are popular because they are energy-efficient, environmentally friendly, and can be tailored to your exact needs.

Every site and situation is different when installing ductless heating and cooling, so you need a pro to spot opportunities and determine the best way to achieve your comfort goals. In Watertown and surrounding areas, Carew Heating & A/C is your best call!

Building a Reputation Since
1996

Repairing, maintaining, and installing heating and cooling equipment in the Watertown area for over 28 years will earn you a reputation! At Carew Heating & A/C, Inc., we’re proud of the brand we’ve built and the many regular customers we consider friends. The way we see it, to stay in business and grow, you must consistently provide good service and value. Feedback from our customers keeps us on target—thank you!

CITIES
WE SERVICE

  • ASHIPPUN
  • BEAVER DAM
  • CAMBRIDGE
  • CLYMAN
  • COLUMBUS
  • COTTAGE GROVE
  • LAKE MILLS
  • LEBANON
  • LOWELL
  • MARSHALL
  • NASHOTAH
  • NEOSHO
  • NORTH LAKE
  • HORICON
  • HUSTISFORD
  • IRON RIDGE
  • IXONIA
  • JEFFERSON
  • JOHNSON CREEK
  • JUNEAU
  • DEERFIELD
  • DELAFIELD
  • DOUSMAN
  • FORT ATKINSON
  • HARTFORD
  • HARTLAND
  • HELENVILLE
  • NORTH PRAIRIE
  • OCONOMOWOC
  • REESEVILLE
  • SULLIVAN
  • WATERLOO
  • WATERTOWN
  • WHITEWATER
  • WOODLAND