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HVAC in Aurora, IL

Looking for HVAC contractor near you in Aurora? These seven companies are based in Aurora — addresses verified as of September 2026. Call ahead: for availability and pricing, confirm with the company before they dispatch.

Local heating & cooling companies serving Aurora

Joel's and Son Heating & Air

Family-owned shop installing and servicing air conditioners, furnaces, boilers, and water heaters for homes and businesses.

222 W Benton St, Aurora, IL

Artlip and Sons

Full-service mechanical HVAC contractor since 1969: installs and services air conditioners, furnaces, heat pumps, and water/steam boilers, with 24/7 emergency service.

230 S Broadway, Aurora, IL 60505

Maximum Heating & Air Conditioning

Family-owned since 2001: furnace and AC repair, installation, and maintenance by NATE-certified technicians.

551 4th Ave, Aurora, IL 60505

Franzen Heating & Cooling

Family-owned with 20+ years: furnace and AC repair, new system installation, duct cleaning, smart thermostats, and 24/7 emergency service.

219 Woodlawn Ave, Aurora, IL 60506

Service Plus Heating & Cooling

Commercial HVAC contractor: maintenance plans, installations, retrofits, and building automation for commercial and industrial facilities.

735 Prairie St, Aurora, IL 60506

Aurora HVAC Repair

AC and furnace repair, new HVAC installation, preventative maintenance, and indoor air quality, with 24/7 emergency service from NATE-certified techs.

63 S Lasalle St, Aurora, IL 60505

ABC Heating and Air

40+ years in heating and cooling: furnace clean-and-checks, AC service, and full system replacements.

955 E New York St, Aurora, IL 60505

What to ask before you hire

  • License and insurance: ask whether the contractor is licensed and insured for HVAC work. A legitimate shop provides proof without hesitation.
  • Written itemized estimate: get the diagnosis, parts, labor, and any permit fees in writing before authorizing work. Be wary of anyone who quotes a repair without inspecting the system.
  • Ask about a load calculation: for full system replacements, a reputable contractor runs a Manual J load calculation to size the equipment to your home — bigger is not better, and oversized systems short-cycle and waste energy.
  • Permits: most furnace and AC replacements in Illinois cities require a municipal permit and inspection. A reputable contractor pulls the permit for you — ask.
  • Warranty in writing: get both the manufacturer’s equipment warranty and the contractor’s labor warranty spelled out before work starts.

Illinois winter furnace notes

Book the fall tune-up early: schedule furnace maintenance in September or October, before the first hard freeze. Tune-ups catch cracked heat exchangers, ignition failures, and airflow problems while contractors still have daytime availability.

Keep vents clear of snow: high-efficiency furnaces vent through sidewall pipes. If snow drifts cover the intake or exhaust, the furnace will shut itself down — keep those pipes clear after heavy snow.

Carbon monoxide detectors: every Illinois home with a fuel-burning furnace needs working CO detectors. Test them when you test your smoke alarms.

HVAC FAQ

How much does a furnace or AC replacement cost in Aurora, IL?

It varies widely with home size, system type, efficiency tier, and ductwork condition — get two or three itemized quotes from local contractors. Be wary of quotes far below the pack; they often skip the permit, the load calculation, or proper commissioning.

How often should I service my furnace and AC?

Once a year each: furnace in the fall, AC in the spring. Regular maintenance keeps warranties valid, catches small problems early, and keeps efficiency up.

What size HVAC system does my home need?

That’s determined by a Manual J load calculation — square footage, insulation, windows, and orientation all matter. An oversized system short-cycles, leaving humidity and hot spots; undersized runs constantly. Insist on the calculation, not a rule of thumb.

Why is my furnace running but the house still cold?

Check the easy stuff first: a clogged filter, thermostat settings and batteries, and blocked supply vents or returns. If those are fine — or some rooms are much colder than others — call for service; it could be a duct, blower, or ignition issue.

Do I need a permit to replace a furnace or AC in Aurora?

Most Illinois cities require a mechanical permit and inspection for furnace and AC replacements. A reputable contractor pulls the permit and schedules the inspection for you — if a bidder says permits aren’t needed, get a second opinion.