Call Us Today! 605-882-2663

A Variety of
Products & Services

In addition to heating and cooling systems, we now offer gas fireplace repairs and maintenance. We’re really determined to keep you warm during those cold South Dakota winters! Our concern for your comfort doesn’t stop there. We offer a wide variety of indoor air quality products and services, including humidifiers, dehumidifiers, UV air purifiers, charcoal air purifiers, air exchangers, hi-efficiency air filtration systems, and communicating thermostats. Just ask us how to make your home pleasant and relaxing.

Coleman-AC-and-Furnace - Active Heating, Inc.

We Carry Coleman® Products & More

Coleman® has been a trusted American icon for nearly a century. Coleman® products are known for their rugged dependability, great value, and ability to stand the test of time. In addition, we sell Honeywell and Aprilaire® top-quality products.
We carry Coleman products in Watertown SD
We carry Honeywell products in Watertown SD
We carry Aprilaire products in Watertown SD
Coleman furnaces - Installed by Active Heating, Inc. in Watertown, SD


Our furnaces provides a broad lineup of high-efficiency furnace systems that will fit any budget or need. Look for the ENERGY STAR™ label!
Coleman AC - Installed by Active Heating, Inc. in Watertown, SD

Air Conditioners

You can depend on Coleman, Honeywell, and Aprilaire air conditioning units to keep you cool all summer long. Many of these also meet ENERGY STAR™ standards.
Heat Pump - Installed by Active Heating, Inc. in Watertown, SD

Heat Pumps

Our heat pumps offer four-season comfort with one unit. Check out the ENERGY STAR™ info as well as the amazing warranties.
Coleman_MiniSplit-Singe-Zone-Series - Installed by Active Heating, Inc. in Watertown, SD

Mini-Split Systems

Rooms without ductwork, room additions, or remodels need to be comfortable, too! Mini-split systems use a space-saving ductless design to fit where you need them.
PackagedUnit-oem_commpackac_du - - Installed by Active Heating, Inc. in Watertown, SD

Packaged Units

Heating and cooling systems can be packaged together in one self-contained outdoor unit for efficiency and economy.

Ask us about the Coleman products we recommend for homes in the area!

Call (605) 882-2663 and contact us new equipment for your home today!

Active Heating Inc. truck in Watertown, SD
Active Heating Inc. icon - Watertown, SD

Active Heating, Inc.

115 N Maple
Watertown, SD 57201


Monday- Friday
8:00 AM - 5:00 PM

Emergency Hours
24/7 - 365 days/year