What happens when your Lennox boiler system isn’t boiling? Don’t panic! Controlled Heating & Air Conditioning Inc. provides affordable installation and state-of-the-art boilers in St. Louis, Missouri. Just because it’s no longer functioning doesn’t mean it needs to be replaced. It may simply need a repair. Our honest and experienced HVAC contractors will visit your home to provide affordable and quality work for you. We service, repair, and install several excellent models from the following manufacturers:


Signs That You May Need a New Boiler

There are many reasons why boilers stop working. Fortunately, our St. Louis, Missouri HVAC repair and installation service is equipped to address the issue for you. Since we have nearly 40 years of experience in the industry, we know exactly what to look for and how to repair it so you can enjoy a well-heated home. We also install quality models that provide lasting performance as well as energy-efficiency. Some of the most common boiler problems we find include:

  • Poor Heating Performance
  • Loss of Pressure
  • Banging or Whistling Noises
  • Frozen Condensate Pipe
  • Thermostat Issues
  • Boiler Keeps Switching Off
  • Pilot Light Goes Out
  • Water Leakage


Prompt Installation for New Boilers

Nobody wants a high utility bill. You should not have to overpay for heating in St. Louis, Missouri. A new boiler is likely to cut your heating costs by as much as 40%. Our company proudly offers energy-efficient and affordable boilers for residential clients. In addition, our factory-trained technicians are prompt and efficient, ensuring you are able to heat your place as quickly as possible.

We have an impressive line-up of products from trusted manufacturers in the industry. Whether you need a gas boiler or an electric boiler, EFM or Lennox Boiler System, we have the perfect product to provide optimal comfort and efficiency.


Boiler Replacement Services

Are your monthly utility bills boiling over? Old boilers cause big money problems for homeowners. Cut costs by letting our technicians install a new boiler. By replacing old units with new energy-efficient systems, we effectively keep you warm throughout the winter. At the same, your new system will save you money on your utility bill.

Enjoy the other benefits of a new boiler. After all, they offer more advantages than creating a warmer home. Boilers offer quiet heating in St. Louis, Missouri and they introduce warmth throughout the living area without spreading allergens. They are usually more affordable than other heating systems. If regularly serviced, a boiler can last for many years–as long as 30 years–depending on the make and model. For St. Louis, Missouri HVAC repair and installation services, trust Controlled Heating & Air Conditioning Inc. We have provided nearly 40 years of exceptional service to our residential and commercial customers.


Contact us to add warmth to your home with a new, high-performing boiler. We proudly serve customers throughout St. Louis, Missouri, and the surrounding areas.