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"We’re proud of the company we keep"

In the wake of the Coronavirus, we’ve got a few more ideas and products to add to your toolbox.  Try these solutions from Nu-Calgon.

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Unit/Duct Heaters

William E. Kingswell offers unit heaters and air duct heaters from reputable manufacturers that are designed for commercial use. Our duct heaters can heat buildings of almost any size or output need. Many of our unit and duct heaters also come with additional certifications so that you can feel good about using them (and your energy bills won’t be sky high!).

Versatile Units

Unit and duct heaters can be used in a variety of environments, including buildings with hostile atmospheric conditions like high humidity or negative pressures. Our skilled staff members can work with contractors and engineers to determine the most effective unit heater or duct heater solution for the building it will be heating. Our unit heaters and duct heaters can be used for stores, warehouses, distribution centers, and factories.

Our Brands

Unit and Duct Heater Brands

  • Allied Air
  • Reznor
  • Baywall
  • Cadet
  • International Environmental
  • Tutco