Diedrick’s Heating & Air Conditioning Inc.
- Website checked
Ultimate Air, Inc.
Ultimate Air, Inc. repairs and services furnaces, heat pumps and air conditioning from Luxemburg, Wisconsin, and is open around the clock to handle heating and cooling emergencies.
What they do
Ultimate Air, Inc. works on furnaces, heat pumps and air conditioning systems, with heating repair and wider HVAC work in the same range. The firm services Lennox and Mitsubishi equipment, including ductless mini-splits, and it also addresses mould and other indoor air concerns. Emergency service is offered, and the business is open around the clock, every day, so a failed furnace in winter or a dead air conditioner in summer can be reported at any hour. Financing is available for equipment purchases, and free estimates are offered. The firm was founded in 2007 and is based in Luxemburg, serving Kewaunee County and the surrounding Green Bay area.
- Furnace repairs and installs
- Boiler service
- Heat pumps
- Ductless mini-splits
- Air conditioning
- Heating repairs
Listed under Heating and cooling emergencies
Where they work
What we checked
- Its own website lists this work: comfortbyultimateair.com/residential (opens in a new tab), comfortbyultimateair.com/residential/air-conditioning (opens in a new tab)
Checked 12 Nov 2026, from public sources.
Not yet verified. We haven’t contacted this business yet. Ask for a written quote before work starts.
Other heating and cooling emergencies pros in Green Bay
Hafeman’s Heating & Cooling, LLC
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Quality Duct Pros
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