Deljo Heating, Cooling & Plumbing
Chicago heating, cooling and plumbing company handling furnace, boiler, heat pump and air conditioning work, plus sump pump service and drain cleaning. Open around the clock, every day.
What they do
Deljo Heating, Cooling & Plumbing works across Chicago and nearby suburbs on furnaces, boilers, heat pumps, ductless mini-splits and air conditioning, with heating repair and water heaters also in its range. On the flooding side it installs and repairs sump pumps and clears drains. The business has been operating since 1922. It is open around the clock, every day, and offers emergency service for heating and cooling breakdowns. Financing is available, and the company works with Carrier and Mitsubishi equipment.
- Sump pumps
- Furnace repairs and installs
- Boiler service
- Heat pumps
- Ductless mini-splits
- Air conditioning
Listed under Basement flooding and sewer backup, Heating and cooling emergencies
Where they work
What we checked
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 basement flooding and sewer backup pros in Chicago
Still choosing the equipment?
Compare prices and specs before you call a pro.