HVAC Repair in Lockport, IL
Heating & Cooling Services for Lockport Homes
Windy City HVAC Repair repairs and replaces furnaces, air conditioners and heat pumps in Lockport, IL. We offer same-day heating repair, after-hours AC service when available and finish most common repairs in one visit, from historic canal-district homes to newer subdivisions. We’re rated 5.0 from 144 Google reviews. Call (312) 500-4822.
Call (312) 500-4822 or schedule service online.
Lockport homes: canal-era history and newer neighborhoods
Lockport was founded as the headquarters of the Illinois & Michigan Canal, and its historic district downtown still has 1800s limestone buildings and older homes. Today, the city reaches well beyond the canal, with neighborhoods built from the mid-1900s through the 2000s and newer subdivisions to the east and south.
Each part of town brings its own HVAC needs:
- Historic and older homes near downtown. Older houses may have boilers, converted systems, small ducts or no central air. Ductless mini-splits add cooling and efficient heat without major construction.
- 1990s–2000s subdivisions. Many original furnaces and ACs from the building boom are now 20 years old or more. Failed igniters, capacitors, blower motors and refrigerant leaks are common.
- R-22 air conditioners. Systems made before 2010 may use R-22 refrigerant, which hasn’t been produced or imported in the U.S. since January 1, 2020 (EPA). Repairing leaks on those systems is costly.
- Two-story homes with uneven temperatures. Hot upstairs rooms and cold basements usually come down to ductwork and airflow, and they can usually be fixed.
- Open, windy lots. Homes on open lots take the brunt of winter wind, which puts extra strain on older furnaces during cold snaps.
HVAC services for Lockport homeowners
- Furnace and heating repair, with same-day service available
- Air conditioning repair, with after-hours AC service when available
- Heat pump repair and service
- Ductless mini-split installation with Rheem and Durastar systems
- Seasonal maintenance and tune-ups
- Furnace and AC replacement, with financing available
Utilities and rebates in Lockport
Lockport homes get electricity from ComEd and natural gas from Nicor Gas. Windy City HVAC Repair is an enrolled ComEd participating contractor, so we can help you check whether a qualifying heat pump or ductless mini-split is eligible for a ComEd rebate.
Nicor Gas has also offered rebates on some high-efficiency furnaces.
Rebates are subject to change, and the program may end at any time. Eligibility is decided by the utility.
Serving all of Lockport from Bolingbrook
Our office at 400 N Schmidt Rd, Suite 211, in Bolingbrook is a short drive up Route 53 from Lockport.
We cover the whole city, from the historic district along State Street and the canal to neighborhoods off 159th Street, Bruce Road and Briggs Street.
Where we work in Lockport
- Joliet
- Crest Hill
- Romeoville
- Homer Glen
- Plainfield
- Bolingbrook
- Frankfort
- All service areas
Call (312) 500-4822 and we’ll tell you when we can be there.
Nearby areas we serve
Joliet, Crest Hill, Romeoville, Homer Glen, Plainfield, Bolingbrook and Frankfort.
See all service areas.
Call (312) 500-4822 or request service online.
after-hours AC service when available and same-day heating repair
We offer after-hours air conditioning service when available. Call any time and we’ll tell you how soon we can be there.
We also offer same-day heating repair. Call (312) 500-4822 to check today’s availability.
Why Lockport homeowners choose Windy City HVAC Repair
Windy City HVAC Repair is a local team based in Bolingbrook, not a regional call center. We’re rated 5.0 from 144 Google reviews.
Repair first. If your system has good years left, we’ll fix it. If not, we’ll explain the options and offer financing.
Also included:
- 5.0 stars on Google from 144 reviews.
- A local team nearby in Bolingbrook, not a regional call center.
- Most common repairs done in one visit.
- Repair first. If your system has good years left, we’ll fix it. If not, we’ll explain the options and offer financing.
- ComEd participating contractor for qualifying heat pump and ductless rebates.


Lockport HVAC FAQ
Yes. We offer same-day heating repair in Lockport. Call (312) 500-4822 to check today’s availability.
Yes. We offer after-hours air conditioning service when available. Call any time and we’ll tell you how soon we can be there.
Not automatically. Age is one factor, along with repair history, safety and efficiency. We’ll inspect it and give you an honest recommendation.
Yes. Ductless mini-splits from Rheem and Durastar add cooling and efficient heating without new ductwork.
Yes. Our trucks carry the parts that fail most often, so most common repairs are done on the first visit.
Possibly. As a ComEd participating contractor, we can help you check eligibility. Rebates are subject to change, and the program may end.
Call Windy City HVAC Repair in Lockport
Call (312) 500-4822 or request service online.
Windy City HVAC Repair repairs and replaces furnaces, air conditioners and heat pumps in Lockport, IL. Call (312) 500-4822 or request service online.
Also serving Lockport homeowners
- 5.0 stars on Google from 144 reviews
- ComEd participating contractor
- Licensed and insured
- Financing available

