HVAC Services in Chicago
Same-day heating, cooling & refrigeration service across the city of Chicago and its neighborhoods.
Free Service Call With Repair
Fast & Efficient Service
Background-Checked Technicians
Fully Licensed & InsuredHVAC & Refrigeration Services in Chicago
Air Conditioning Repair
From $199 → Air Conditioning Maintenance
From $199 → Air Conditioning Installation
From $199 →
Furnace Repair
From $199 → Heating Maintenance
From $199 → Heating Installation
From $199 →
Walk-In Cooler Repair
From $199 →
Walk-In Freezer Repair
From $199 → Commercial Refrigeration Repair
From $199 →HVAC & Refrigeration in Chicago, Cook County
Chicago's housing stock is unlike anything in the surrounding suburbs, and it needs a company that actually works on it. Brick bungalows, two-flats and three-flats, greystones, and high-rise condos each come with their own heating and cooling realities — and a lot of them were built long before central air was a consideration.
We're a family-owned company that has served Illinois since 2015, and Chicago is immediately southeast of our Des Plaines base, with the Northwest Side closest to us. Every repair is a flat price you approve before we start, carried out by licensed, insured, background-checked technicians and backed by a full warranty.
The Homes We Work On in Chicago
The classic Chicago bungalow belt dates from roughly 1910 to 1940, alongside two-flats, three-flats, and courtyard buildings from the same era. Newer construction and high-rise condos fill in the lakefront and the redeveloped neighborhoods. We work across all of it, with the Northwest Side closest to our Des Plaines base.
Hot-water and steam boilers with cast-iron radiators are still everywhere in the older stock, which is the single biggest difference between Chicago work and suburban work. Homes that never had ductwork often need a genuine plan to add cooling. In two-flats and three-flats there's the added question of whether heat is shared or separately metered per unit, which changes both the repair and the replacement conversation.
Problems We See Most Often in Chicago
Every area has its own recurring faults, driven by when the housing was built and what was installed at the time. In Chicago, these are the calls that come up again and again:
- Steam and hot-water boilers with uneven heat between floors and radiators that won't warm up
- Bungalows and greystones with no ductwork, needing a real plan to add central cooling
- Two-flats and three-flats with shared boilers and no per-unit control
- Condensers squeezed into narrow gangways or mounted on flat roofs with difficult access
- Attic and rear-porch air handlers in converted spaces with marginal condensate drainage
- Restaurant walk-ins and display cases in tight basement and rear-of-house locations
Commercial HVAC & Refrigeration in Chicago
Chicago's restaurant, bar, and grocery density means commercial refrigeration is a constant. We service walk-in coolers and freezers, reach-ins, prep tables, and display cases across neighborhood restaurants, corner groceries, and cafes — often in basement or rear-of-house spaces where access is tight and the condenser has been quietly collecting grease for years.
For any of it, downtime is lost money and — with refrigeration — a food-safety exposure, so we treat commercial calls as priority work and carry the common parts needed to finish most repairs on the first visit.
Seasonal Considerations in Chicago
Lake Michigan moderates the extremes near the shore but does nothing about the humidity, and the city's density and paving push summer temperatures above what the outlying suburbs see. Older buildings with radiator heat and no mechanical ventilation feel that summer humidity acutely, which is why dehumidification comes up so often in Chicago cooling conversations.
Whatever the season, the goal is the same: get your Chicago home or business comfortable again quickly, and be straight with you about what it needs.
Why Chicago Calls A+ HVAC and Refrigeration
We're fully licensed and insured, every technician is background-checked, and we price per repair rather than by the hour — so you approve a flat number before any work starts and there's no meter running. The diagnostic fee is waived in full when you proceed with the repair, which makes the service call effectively free on most jobs.
Illinois customers have rated us 4.9 out of 5 across more than 1,282 Google reviews, and we hold the Angi Super Service Award, Thumbtack Top Pro status, and BBB accreditation. Book online in under a minute, or call us at (312) 549-8885.
We Also Serve Nearby
Chicago HVAC — Frequently Asked Questions
Do you work on steam and hot-water boilers in older Chicago buildings?
Yes — boiler and radiator systems are a normal part of our heating work, including the uneven-heat and won't-warm-up problems that older Chicago buildings are prone to. We handle repair and maintenance on residential and small commercial boilers.
Can I add central air to a Chicago bungalow with no ductwork?
Usually, yes, but it needs a real assessment rather than a phone quote. The question is where ductwork can physically run — attic, closets, soffits — and what that costs against the alternatives. We'll look at the building and give you honest options.
What is your service call or diagnostic fee?
The diagnostic fee is $79 residential / $149 commercial, and it's waived in full when you proceed with the repair.
Do you charge by the hour?
No — we use a fixed-price-per-repair model. You get a straightforward, upfront price for labor and parts before any work begins.
Do you service window AC units or mini-splits?
Our AC service covers central, ducted, and commercial systems only — not window units or mini-splits.
Are your repairs warrantied?
Yes. Most parts carry a 12-month warranty, and labor is warrantied 30+ days depending on the repair.
Need HVAC or Refrigeration Service in Chicago?
Book online in under a minute or call now — most repairs completed the same day, backed by a full warranty.