Get exceptional heating and cooling today from your neighbors at Steffen Htg. & A/C Inc.

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Check
Out
Our
New
Products

Central Illinois
Most Trusted
Heating & A/C
Company
Since 1956

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Locally Owned and Operated Since 1956

Our Certified Technicians Can Service
ALL BRANDS

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We carry a full line of fireplaces and accessories for wood, gas, and electric systems.

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Let us design the perfect system for your new home

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Our Family
Servicing
Your Family
Since 1956

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HVAC

HVAC Service

Whether it's your Heating or Air Conditioning or Ventilation causing you problems, we can fix it. Our Certified staff has the experience necessary to take care of all your needs and we carry many of the top brands including:

Rheem

Coleman

Miller Heating & Cooling Products

ClimateMaster geothermal

Wel-McLain boilers

And much more.

Mobile Home Parts

Mobile Home Parts

 •  Doors, windows, awnings, and skirting

 •  Plumbing parts

 •  Water heaters

 •  Sinks

 •  Faucets

 •  Electrical

 •  Anchors, tie-downs, and more

If it's a part for a mobile home

then we most likely carry it.

Stop by to see our entire selection of parts.

Fireplaces

Fireplaces

Check out our selection, including: Heat & Glo gas and wood units, Majestic wood units, Monnesson wood units, Dimplex electric units, and gas log units from Master Flame.