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Heater & Furnace Services

Our Team at Level 9 Heating & Cooling takes a comprehensive approach to your comfort by offering a range of professional heater and furnace services catered to the needs of St. Louis area residents. St. Louis's winters demand the kind of expertise only our team can deliver to keep your family comfortable. With years of experience, 24-hour emergency repair, and personalized customer service, we deliver on the promise of comfort when you need it most. Keep your heating system running smoothly even in the most extreme conditions. You'll weather the winter cold with confidence when you trust our team with all your heater and furnace needs.

Our Heater & Furnace Services

Our team offers repair, maintenance, and installation services for all types and brands of heating units and furnaces. In addition to this, we also offer a wide variety of air conditioning services, commercial HVAC services, and indoor air quality services to help you keep your home or business comfortable year round.


Furnaces keep your home cozy and comfortable in the middle of the St. Louis winters. Therefore, it’s important that you keep yours in great shape by hiring a professional heating company, such as Level 9 Heating & Cooling, anytime you need it serviced.

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New Furnaces

Furnace Replacement

When the Winter finally arrive, you need to know that your furnace is going to be able to keep your home comfortable no matter how cold it gets. If your unit is older, consider replacing it with one of our new Furnaces that are guaranteed to be reliable and energy efficient.

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Furnace Replacement St Louis

Furnace Repair

When the record-setting winter temperatures are descending on the area, the last thing you want is a furnace that isn’t working properly. Whether it’s shut down completely or is having a bit of trouble keeping up with the falling temperatures, call Level 9 Heating & Cooling for our professional furnace repair services.

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Furnace Repair St Louis

Furnace Maintenance

Here at Level 9 Heating & Cooling, we understand that the toughest aspects of winter weather can sometimes be too much for any furnace. That’s why we offer year-round, same-day furnace maintenance to ensure that your home and family never freeze. With no additional charge for after-hours service.

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Furnace Maintenance St Louis

Our Customers Trust Us

Tech service rep Ben was a pleasure to meet. He answered all of my many questions in a courteous, professional manner. And I was pleased with the thoroughness of his trouble shooting and resulting repairs. Your company has won a new customer for my future AC/heating needs.
Jeff B - Washington, MO 63090
Chris did a good job. Was very nice. Cleaned up after job. Will use you guys again if needed.
LeAnn C - Washington, MO 63090
Everyone I dealt with at Level 9 was very professional and courteous. A technician was at our house within 2 hours of my initial call. They send text notifications when the tech is enroute, which was always on time or early. They brought us two window units to use until our new system was ...
Elisabeth N - Washington, MO 63090
Level 9 team did a great job improving our air quality in our home. Kind and professional and appreciate the contact less call during COVID. Great job !!!!
Mary S - Washington, MO 63090
Technician was prompt and very knowledgeable.
Jeff D - Washington, MO 63090
I recently had an issue with the AC in my home. They came out right away to help fix this issue. From the office admin to the service tech everyone was extremely friendly and helpful. Highly recommend!
Apryl L - Washington, MO 63090
We offer 24/7 HVAC Service for emergencies in Franklin, St. Charles, St. Louis, and Warren Counties. If you have an emergency contact our experts and we will help.
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All of our HVAC Technicians and Office staff are very friendly. Hop over to our staff page to see some of our team members and to check out your assigned technician.
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Service Area Map

Our Service Area

Our team at Level 9 Heating & Cooling is proud to offer our professional HVAC and commercial HVAC services to home and business owners. We promise to provide a cost-effective solution for repairing or replacing their HVAC units, we cover a wide variety of counties in St. Louis including Franklin, St. Charles, St. Louis, and Warren Counties. Click the button below to check out our service area map and the cities we service.

View Our Full Service Area