MMT Heating & Cooling

5501 Miller Trunk Hwy
Duluth MN 55811

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Opening Hours

  • Mon: 8am-4:30pm
  • Tue: 8am-4:30pm
  • Wed: 8am-4:30pm
  • Thu: 8am-4:30pm
  • Fri: 8am-4:30pm


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Located in Duluth Minnesota, MMT Heating & Cooling, does more than just HVAC. We are heating contractors that offer an array of residential comfort solutions that you won’t find elsewhere. We provide expert furnace, boiler and air conditioner installation, repair and maintenance, but we can also implement outdoor wood furnaces, wood pellet burners, central boilers, grills and more to make your heating and cooling more consistent and efficient. Since 1993, MMT has been providing quality home comfort service to the Greater Duluth area. We stay educated and up-to-date on advancements in the field, and we are the only team around with such a wide variety of comfort system solutions. Not only do we sell the systems, but we are able to maintain and service them as well. We have extensive knowledge on heating and cooling systems that other companies don’t have. MMT is a leading Central Boiler dealer in the area—consider us the experts. Your Duluth home needs a system that allows it to operate efficiently and you deserve to be satisfied with the price of operation, your carbon footprint and the overall comfort in your home. Talk to a technician from our team today to discuss what options you have. By adding a wood furnace or wood pellet burner, you will have fewer repairs, less maintenance and a system that is easy to service. These outdoor systems are more affordable to operate and can easily be integrated with any existing heating system in your home.