Elgin, IL Heating & Cooling
Furnace, Air Conditioning & Heat Pump Service in Elgin and the Fox Valley
Repairs, tune-ups and new system installs from a local team that picks up the phone, shows up when we say we will, and gives you a clear price before any work starts.
- Licensed, insured & bonded
- 24/7 emergency service
- NATE-certified technicians
- 5-star rated on Google
- Financing available
Get Your Furnace Ready Before the First Cold Snap
Book a Fall Furnace Clean & Check now, while there’s still room on the schedule. We’ll clean it, inspect it and make sure it’s safe before you need it every day.
Heating & Cooling Services
We repair, maintain and install every major type of home comfort system, including equipment we didn’t install.
Air Conditioning
AC not cooling, running nonstop or leaking water? We find the cause and fix it, often the same day. When it’s time to replace, we size the new system to your home, not a rule of thumb.
Gas Furnaces
No heat, short cycling, strange smells or noises: we diagnose and repair all makes of gas furnace. A yearly clean and check keeps it safe and catches small problems before a January breakdown.
Heat Pumps
A heat pump cools in summer and heats efficiently through most of an Illinois winter. As a ComEd Heat Pump-Trained Contractor, we install and service them every day, and can help you claim ComEd instant discounts.
Boilers
Boiler repair, maintenance and replacement. We check for leaks, pressure and venting problems and keep older systems running safely, or help you plan the move to a new one.
Indoor Air Quality
Dry winter air, damp basements, dust and allergens. We install AprilAire whole-home humidifiers, dehumidifiers and air cleaners that work with your existing furnace and AC.
$240 / year
Semi-Annual Maintenance Plan
A spring heat pump or AC tune-up, a fall furnace or air handler tune-up, one free service call, priority scheduling and 5% off services. No auto-renewal.
Why Homeowners Choose Rest Assured HVAC
We’re a small, local company, and we like it that way. The people who answer your call are the same people who show up at your door.
Upfront, Honest Pricing
We show you what we found and give you a clear price before any work begins. No pressure, no surprise charges.
Certified Technicians
NATE-certified in air conditioning and gas heating installation, EPA 608 Universal certified, and factory trained by Daikin and Amana.
Licensed, Insured & Bonded
Licensed and registered in Elgin, Aurora, Bartlett, Huntley, Streamwood and other local municipalities, with full liability coverage and surety bonds.
Right-Sized Installations
We match new equipment to your home and ductwork so it runs efficiently, stays quiet and lasts. We install Amana, Daikin and AprilAire.
Recognized for Quality Work
Our customers, our manufacturers and our community have noticed.
- BBB Complaint Free Award 2024 & 2025
- Daikin Inverter Champion 2024
- Amana Champions Club 2024 & 2025
- Daikin Rising Star 2023
- Housecall Pro Superpro 2024–2026
- Amana Advantage Specialist
- ComEd Heat Pump-Trained Contractor
- Nicor Gas Contractor Circle Member
- Elgin Area Chamber of Commerce Member
Save on a New Furnace, AC or Heat Pump
Utility discounts, manufacturer rebates and low monthly payments can make an upgrade a lot more affordable than you’d expect. We’ll help you stack every discount you qualify for.
ComEd Instant Discounts
Instant savings on qualifying heat pumps and high-efficiency cooling equipment for ComEd customers.
Nicor Gas Instant Discounts
Instant savings on qualifying high-efficiency furnaces and boilers for Nicor Gas customers.
Amana Rebates
Manufacturer rebates on select Amana systems, available through us as an Amana Advantage Specialist.
Financing
Prequalify in about 2 minutes with no impact to your credit score. Options for all credit.
Proudly Serving Elgin and the Fox Valley
Based in Elgin, we serve homes throughout Kane, McHenry, DuPage and DeKalb counties.
- Elgin
- South Elgin
- St. Charles
- Aurora
- Bartlett
- Streamwood
- Huntley
- Plato Center
- Sycamore
- Carpentersville
- West Dundee
- East Dundee
- Algonquin
- Gilberts
- Hampshire
- Pingree Grove
- Campton Hills
- Geneva
- Batavia
- Barrington
- Hoffman Estates
- Schaumburg
- Burlington
- Marengo
- Wayne
- Sleepy Hollow
Don’t see your town? Call (847) 224-2420. We likely serve your area too. View all service areas.
Frequently Asked Questions
Do you offer emergency HVAC service?
Yes, we offer 24/7 emergency service. If your heat or air goes out, call (847) 224-2420 any time, day or night. Our regular office hours are Monday through Friday, 8 a.m. to 5 p.m.
What areas do you serve?
We’re based in Elgin and serve Elgin, South Elgin, St. Charles, Aurora, Bartlett, Streamwood, Huntley, Plato Center, Sycamore, Carpentersville, West Dundee, East Dundee, Algonquin, Gilberts, Hampshire, Pingree Grove, Campton Hills, Geneva, Batavia, Barrington, Hoffman Estates, Schaumburg and surrounding communities in Kane, McHenry, DuPage and DeKalb counties.
Do you work on equipment you didn’t install?
Yes. We repair and maintain most major brands of furnaces, air conditioners, heat pumps and boilers, no matter who installed them.
How often should my furnace and air conditioner be serviced?
Once a year each: your heat pump or air conditioner in the spring and your furnace or air handler in the fall. Our Semi-Annual Maintenance Plan covers both visits for $240 a year.
Should I repair or replace my furnace or AC?
It depends on the age of the system, the cost of the repair and how well it’s been keeping up. We’ll give you an honest recommendation and a price for both options, so you can decide what makes sense for your home.
Do you offer financing?
Yes. You can prequalify for HVAC financing in about 2 minutes with no impact to your credit score. See financing options.
Are you licensed and insured?
Yes. Rest Assured HVAC is licensed, insured and bonded, and holds municipal HVAC licenses in Elgin, Aurora, Bartlett, Huntley, Streamwood and other local communities. Our technicians are NATE-certified and EPA 608 certified.
How do I schedule service?
Call (847) 224-2420 or book online and pick a time that works for you.
Comfortable Home. Rest Assured.
Whether you need a repair today, a tune-up this season or a new system this year, our team is ready to help.
Planning a replacement? Request a free quote or see financing options.