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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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William E. Kingswell offers a wide range of Mars products to keep your business and home comfortable. We carry Mars accessories, parts, residential cooling, and residential heating products.

The William E. Kingswell Difference

When you choose William E. Kingswell for your Mars replacement parts, air conditioning, or heating system, you associate with a family owned and operated business that has exceeded the needs of hundreds of thousands of customers throughout our 90+ years in business. We offer first-rate customer service and go above and beyond to meet the needs of every homeowner and business owner we work with.

Why Mars?

Mars is a family owned and operated, trusted and established brand in the HVAC market, and they have provided both traditional parts and modern solutions for air conditioning and heating units. Their motors, components, and equipment are of exceptional quality, which is why we suggest them to so many of our customers.

Mars products offer:

  • Exceptional quality for the price
  • A broad equipment and parts line to meet all of your needs
  • Best-in-class warranties

What Mars Products Do We Offer?

William E. Kingswell stocks and offers the following Mars products:

  • Window units
  • Heat pumps
  • Portable air conditioning units
  • Dehumidifiers with and without pumps
  • Mini-Split/ductless units
  • Air conditioning condensers
  • Gas furnaces
  • Oil furnaces
  • Accessories
  • PTAC units
  • Packaged units
  • Geothermal/water source units
  • Motors
  • Components

Take a Look at Our Other Products

In addition to AirEase products, William E. Kingswell also offers an enormous variety of residential HVAC and commercial HVAC products, including those from other Allied brands. If you aren’t sure what the right fit for your home or business is, don’t hesitate to get in touch.

We Are Proud of the Company We Keep

William E. Kingswell has remained a distinguished provider of commercial and residential heating and cooling services since 1937. We have provided an unmatched level of customer service to all of our clients, and we enjoy being the preferred HVAC equipment distributor of countless customers. We offer a comprehensive range of high-quality heat pumps, boilers, unit heaters, HVAC accessories, and more. William E. Kingswell works with businesses and homeowners throughout Maryland, Washington, D.C., and Virginia, including Baltimore, Frederick, Annapolis, Fairfax, Manassas, Richmond, Fredericksburg, Virginia Beach, and Leesburg. To learn more about our extensive range of SpacePak, Concord, Allied Commercial, and Bard HVAC equipment, contact us today!