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Boiler Repair & Replacement
Call us for 24/7 boiler repair.
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100% Satisfaction Guaranteed
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1000’s of 5-Star Reviews
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Up-Front Pricing
Boiler Repair and Replacement in Chicago
Our experts can fix any issue
If your boiler malfunctions, contact our expert team at King. We offer round-the-clock emergency assistance, including weekends and holidays, at no additional cost. Whenever you require our services, reach out to us: we’re always ready to help. We service customers in the Chicago and Northern Indiana areas.
Warm Homes, Hopeful Hearts
Supporting St. Jude with Every Service
At King Heating, Cooling & Plumbing, our commitment goes beyond keeping you comfortable—we partner with St. Jude Children’s Research Hospital on every heating service call. Whether it’s a furnace tune-up, repair, or new installation, a portion of your service fee is donated to help fight childhood cancer.
Available 24 7
Our team is available 24/7 to help with all your boiler needs.
Having heating trouble? Call us.
We offer 24/7 boiler repair in Chicago.
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24/7 emergency service even on holidays.
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Friendly, certified technicians.
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Backed by our 100% satisfaction guarantee.
10% Off Any Service or Repair
Expires: 4/30/2026
Coupon Terms
Up to $100. Coupon must be presented at the time of service. Cannot be combined with any other offers or coupons.
Chicago’s trusted boiler repair team
We’re here for all your boiler heating needs.
Common Issues We See On Service Calls
Like any mechanical system, boilers are prone to certain common issues. Understanding these problems can help with early detection and prevention of more significant complications. Here are some of the most frequently boiler problems we encounter:
- No Heat or Hot Water: This is the most direct and noticeable boiler problem. Potential causes could include broken diaphragms and airlocks, failure of motorized valves, issues with the thermostat, or low water levels.
- Leaks and Drips: Leaking water from a boiler indicates an internal component failure, such as a pressure valve or pump seal. If the leak is coming from the pressure valve, it might be due to high boiler pressure. Our technician will be able to pinpoint the failure point as well as what may have caused it.
- Strange Noises: Sounds like whistling, gurgling, or banging, often referred to as ‘kettling’, can be caused by air in the system, a faulty pump, low water pressure, or limescale accumulation on the boiler’s heat exchanger.
- Pilot Light Goes Out: The pilot light could go out due to a broken thermocouple, deposits of soot blocking the gas supply, or a draught blowing the light out.
- Low Boiler Pressure: If the boiler pressure is too low, it may not function properly. This can be caused by water leaks, a faulty pressure relief valve, or recently bled radiators. A technician will be able to address all of these issues.
- Frozen Condensate Pipe: Modern boilers feature a condensate pipe that disposes of acidic water away from the boiler. During extremely cold weather, this pipe can freeze, causing blockages and leading to boiler failure.
- Thermostat Issues: Over time, thermostats can become inaccurate or lose their efficiency, resulting in irregular or no heating and hot water.
- Radiators Not Heating Up: If radiators are not heating up or only warming up partially, it could be due to sludge or air build-up in the system. This issue can often be resolved by bleeding the radiators or flushing the system. Our technicians will be able to properly fix this issue.
- Boiler Keeps Switching Off: This could be caused by several issues, such as low water pressure, a blocked condensate pipe, air in the system, or a faulty thermostat. Further diagnosis would be necessary to pin-point the cause.
Regular maintenance by a qualified technician is the best way to ensure the longevity and efficiency of a boiler system, reducing the likelihood of unexpected breakdowns and costly repairs.
“Amazing service! Even called ahead of time so I knew when they were on the way. Definitely will be using again and recommending to others!”
“King has been handling my HVAC needs for almost 20 years. They are great to work with and their techs are friendly and informative!”
Royal Treatment Plan
Regular maintenance of your boiler is crucial to prevent the need for early replacement. This inspired us to develop the King Royal Treatment Plan. By enrolling, you’ll gain priority service, discounts on all repairs, and numerous other benefits!
Our 100% Satisfaction Guarantee
We stand behind a 100% satisfaction guarantee for all our services, including boiler repair in Chicago. Your comfort is our top concern, so we ensure that you don’t pay until the job is done! At King, our commit
Our straightforward process
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We’re ready 24/7, to fix your boiler
Our 24/7 availability guarantees prompt response to your boiler repair needs even on weekends and holidays. Don’t hesitate to call us immediately for efficient heating repair.
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We’ll send our technician out to your home
For boiler repair services in Chicago, get in touch with us. Our technicians will notify you approximately 10-15 minutes before their arrival at your location. You’ll recognize them as they arrive in distinctly marked King vehicles.
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Our tech will inspect your boiler system
Once our technician discusses the issue with you to understand the situation, they will inspect your boiler. Their goal is to swiftly and precisely identify the problem at hand.
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We’ll provide you with an upfront estimate
After determining which component of your boiler requires repair or replacement, our technician will offer you a transparent and upfront cost estimate. We’re also here to respond to any additional questions you may have.
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We will start working on the repair
Each of our technicians is a certified, seasoned professional well-versed in handling boilers and various types of heating systems. In most instances, they are equipped to carry out immediate repairs on site.
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We ensure your boiler is working effectively
Lastly, before our technician departs, we will conduct several diagnostic checks to confirm that your boiler is operating efficiently and effectively. Additionally, our work comes with the assurance of our 100% satisfaction guarantee.