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Commercial HVAC & Plumbing

Professional HVAC & Plumbing Solutions for Healthier, More Efficient Commercial Spaces

Active Heating delivers commercial and industrial HVAC, plumbing, and mechanical services for businesses across Eastern South Dakota. Whether you’re building a new facility, upgrading existing systems, or looking for reliable service and preventative maintenance, our team is here to help. We work with all models of commercial and industrial systems and provide practical, cost-effective solutions tailored to your building, budget, and long-term needs. From installation and replacement to repairs and ongoing maintenance, Active Heating is ready to support your business at every stage.

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Commercial Plumbing Services

  • Boiler installation and maintenance

  • Compressed air piping

  • Fixture installation and repair

  • Hydronic heating and cooling systems

  • In-floor heating and snow melt systems

  • Medical gas piping – 6010 certified

  • New construction, renovations, and design

  • Plumbing systems

  • Process piping

  • Propane and natural gas piping

  • Roof drains

  • Sanitary waste piping and venting

  • Sump pump installation and repair

  • Water heaters – tank, tankless, and high-efficiency

  • Water piping

  • Water quality systems – softeners,  filters, and reverse osmosis

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Commercial HVAC Services

  • Rooftop Units

  • Furnaces

  • Air Conditioning Systems

  • Ventilation Systems

  • Hydronic Systems, Chillers, & Commercial Kitchen Hoods

  • Exhaust & Makeup Air Systems

  • Unit Heaters

  • Controls & Thermostats

  • System Replacements

  • New Custom Construction, Renovation, & Design

  • Custom Duct Fabrication

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We’ve Got the Right Person for the Job

Skip the stress of unreliable contractors. We are the team your home deserves.

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equipment

Active Heating provides expert residential and commercial HVAC and plumbing repair, installation, and maintenance services throughout Watertown, Brookings, and the surrounding communities.

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Service Areas

Watertown

Brookings

Milbank

Volga

Webster

Clear Lake

Clark

De Smet

Arlington

Estelline

Lake Norden

Madison

Heating

Furnace

Heat Pumps

Gas Fireplace Repair

Boilers

Geothermal Heat Pumps

Radiant Floor Heat

Boilers

Cooling

Air Conditioning Installation

Air Conditioning Repair

Air Conditioning Replacement

Ductless Systems

Plumbing

General Repairs

Water Heaters

Tankless Water Heaters

Garbage Disposals

Sump Pumps

Water Line Piping

Gas Piping

Indoor Air Quality

Air Cleaners

Radon Testing

Humidification

De-Humidification

Air Exchangers

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