Residential comfort, handled with care
Chicago HVAC Repair and InstallationFurnace, AC, Boiler, and Water Heater Service
When heating or cooling fails, you need a local HVAC technician who can diagnose the issue clearly and respond quickly. ChillTech handles furnace repair, AC service, boiler work, water heater replacement, whole-home humidity control, ductwork, and maintenance across Chicago and nearby suburbs.
Recent installations
Our Work: Quality Equipment, Expert Installation
See the systems we install and service daily across Chicagoland.
Complete home comfort
Expert HVAC Services Throughout Chicagoland
We specialize in residential HVAC systems. Whether you need a complete installation or emergency repair, our experienced technicians deliver solutions that last.
Compare all residential services on our Chicago HVAC services page, or go directly to furnace repair, AC repair, boiler service, and water heater replacement, or explore whole-home dehumidifiers.
Furnace Installation & Repair
Don't let Chicago winters catch you unprepared. We install and repair all major brands including Rheem, Goodman, and American Standard. From routine maintenance to complete system replacements, we ensure your home stays warm when it matters most. ChillTech Heating and Cooling offers new furnace installs starting at $2,900 so you can plan your upgrade with confidence.
- New furnace installations
- Emergency furnace repair
- Seasonal tune-ups & maintenance
- High-efficiency system upgrades
Air Conditioning Installation & Repair
Beat the summer heat with reliable AC service. Whether your system needs repair or it's time for a new energy-efficient installation, we keep your home cool and comfortable throughout the hottest months. Our technicians design systems that reduce energy use, lower operating costs, and keep humidity in check during Chicagoland heat waves.
- Central AC installation
- AC repair & diagnostics
- Preventative maintenance
- Energy-efficient upgrades
Boiler Installation & Service
Boiler heating provides consistent warmth and efficiency. We're specialists in Weil-McLain systems and service all residential boiler types. Trust us for installations that deliver reliable heat year after year with proper venting, zoning, and water chemistry.
- New boiler installations
- Boiler repair & maintenance
- System diagnostics
- Efficiency optimization
Water Heater Replacement
Running out of hot water? We install and replace all types of residential water heaters. Fast, professional service means you won't be without hot water for long and our crews help you choose between tank and tankless solutions that meet your family's usage patterns.
- Tank & tankless water heaters
- Same-day replacement available
- Energy-efficient models
- Professional installation
Ductwork Installation
Proper ductwork is essential for HVAC efficiency. We design and install new duct systems that maximize airflow and minimize energy waste, ensuring every room gets the comfort it deserves. We measure static pressure, seal every joint, and balance air delivery for whisper-quiet comfort.
- New ductwork installation
- Duct system design
- Improved air distribution
- Energy efficiency optimization
Professional Duct Cleaning
Clean ducts mean cleaner air and better system performance. Our thorough duct cleaning service removes dust, allergens, and debris, improving your indoor air quality and system efficiency. We use negative-air machines, HEPA filtration, and before/after documentation so you see the difference.
- Complete system cleaning
- Allergen & dust removal
- Improved air quality
- Better system efficiency
Whole-Home Dehumidifier Installation
Persistent humidity can leave a home feeling damp even when the air conditioner is running. ChillTech installs ducted whole-home dehumidifiers with careful attention to HVAC integration, condensate drainage, controls, and future service access.
- Ducted whole-home dehumidifiers
- Humidity and airflow evaluation
- Drainage and control setup
- Installation and operation checks
We Service All Major Brands
Weil-McLain • Rheem • Goodman • Evcon • American Standard • And All Residential Systems
The ChillTech standard
Why Chicago Homeowners Choose ChillTech
Responsive Service
We prioritize urgent heating and cooling calls and confirm the earliest available appointment for your home.
Quality Workmanship
With 15 years of field experience and EPA certification, we deliver installations and repairs that stand the test of time.
Affordable Pricing
We explain the work and pricing clearly so you can make a confident decision before the job begins.
Respectful Service
We communicate clearly, protect the work area, and remain responsive from the first call through follow-up.
A local team you can call
Meet Your Chicagoland HVAC Specialists
ChillTech Heating and Cooling LLC is a locally run residential HVAC company built around serious craftsmanship and straightforward service.
Our lead technicians bring 15 years of hands-on field experience to every job. We're EPA certified, fully trained, and committed to delivering the high-quality installations and repairs that Chicagoland homeowners deserve.
We specialize in residential HVAC systems—furnaces, air conditioners, boilers, water heaters, whole-home dehumidifiers, and ductwork. We know these systems inside and out, and we know how to make them work efficiently in Chicago's demanding climate.
When you call ChillTech, you're not getting a corporate sales pitch. You're getting experienced technicians who care about doing the job right, at a price that's fair, with service that's fast.
Recent customer projectCustomer experience
A Recent Installation, in the Customer's Words
★★★★★
“Nate and his Team did an awesome job installing a dehumidifier. Thank you for your professionalism and punctuality”
Have you worked with ChillTech? Share an honest review of your experience.
Share your experienceLocal coverage
Proudly Serving Greater Chicagoland
From the heart of Chicago to the surrounding suburbs, we provide expert HVAC service throughout the greater Chicagoland area. No matter where you're located, ChillTech delivers the same quality work and reliable service. Visit the full HVAC service area page for more locations.
Chicago Neighborhoods
- Lincoln Park
- Wicker Park
- Pilsen
- Bridgeport
- Logan Square
- Lakeview
- Humboldt Park
- West Loop
- Bucktown
- Ukrainian Village
- Avondale
- Albany Park
- Portage Park
- Lincoln Square
- Rogers Park
- Hyde Park
- South Loop
- Old Irving Park
Nearby Suburbs
- Oak Park
- Evanston
- Cicero
- Berwyn
- Skokie
- Forest Park
- Elmwood Park
- Brookfield
- Norridge
- Harwood Heights
- River Forest
- Melrose Park
- North Riverside
- La Grange Park
Response Times
- Core ChicagoSame-day service in the city and nearby neighborhoods.
- Nearby SuburbsFast next-day appointments in the near west and north suburbs.
- Emergency CallsCall for immediate dispatch during extreme temps.
Chicago climate moves fast—so do we. Call to confirm availability in your exact neighborhood.
Helpful answers
HVAC FAQ for Chicago Homeowners
Straight answers about pricing, response times, and how we keep your home comfortable through Chicago seasons.
Do you offer same-day HVAC service in Chicago?
Yes. We prioritize same-day appointments across Chicago and nearby suburbs for urgent furnace, AC, and boiler issues.
What brands of HVAC equipment do you service?
We service all major residential brands including Rheem, Goodman, American Standard, Weil-McLain, and more.
How much does a new furnace installation cost?
New furnace installations start at $2,900. We size systems correctly for your home and back installs with a 10-year warranty.
Do you offer emergency HVAC repairs?
We handle emergency calls. For no-heat or no-cool situations, call (773) 202-2470 to get the fastest dispatch window.
How often should I service my AC or furnace?
Plan on seasonal tune-ups—AC in the spring and furnace in the fall—to keep efficiency up and prevent surprise breakdowns.
Do you install whole-home dehumidifiers?
Yes. ChillTech installs ducted whole-home dehumidifiers and evaluates humidity, airflow, drainage, controls, and compatibility with the existing HVAC system.
Let's get you comfortable
Request Service or a Free Quote
Ready to schedule service or get a quote? Fill out the form and we'll get back to you promptly. For immediate assistance, give us a call.
