We have virus-killing air quality tools
Authorized Lennox Systems Dealer
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Authorized Lennox Systems Dealer
60 Month - 0% Interest Financing

Air Conditioning Services

Our Team at Level 9 Heating & Cooling takes a comprehensive approach to your comfort by offering a range of professional air conditioning services catered to the needs of St. Louis area residents. St. Louis's summers 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 summer with confidence when you trust our team with all your air conditioning needs.

Our A/C Services

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

Air Conditioners

When the temperature rises, it is easy to forget all about the winter cold. All you'll want to do is find a cool, comfortable retreat. If your home can't serve as your refuge from the heat, call us to discuss an air conditioner installation or replacement. We have years of experience working with homeowners to install new A/C units.

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Lennox Air Conditioning

Air Conditioner Replacement

When the dog days of summer finally arrive, you need to know that your air conditioner is going to be able to keep your home comfortable no matter how high the mercury rises. If your unit is older, consider replacing it with one of our new air conditioners that are guaranteed to be reliable and energy efficient.

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Air Conditioning Replacement St Louis

Air Conditioner Repair

You rely on your air conditioning unit to perform at maximum efficiency when you need it the most, and when your system breaks, you need expert help fast—especially in the hot summers of the Midwest. Our AC repair experts are available 24/7 to provide you with timely, high-quality solutions that restore your system back to working order.

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Air Conditioning Repair St Louis

Air Conditioner Maintenance

You may not give your home’s air conditioning system much thought when it is working at its best, but neglecting regular AC maintenance can lead to early system breakdown and expensive repair and replacement costs. We can help you stay on top of the maintenance requirements for your home’s cooling system.

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Air Conditioning Maintenance St Louis

Our Customers Trust Us

This place is a complete package! Not only are they knowledgeable, but they are friendly and efficient. They will help you with financing and rebates. They handle everything for you and explain the process along the way. We received three quotes when we were replacing our furnace, A/C unit, and ...
Adrienne B - Washington, MO 63090
Derrick is awesome! He is very professional and always makes sure everything is working properly and answers any questions we may have. He's the best!
Cindy G - Wildwood, MO 63040
They were prompt. They fixed the problem and not expensive, would definitely use them again
Cheryl G - Washington, MO 63090
More than just heating and cooling. Check other money saving products and also a maintenance plant to keep your heating and cooling in great condition. Great service.
Coletta H - Wildwood, MO 63005
Matt was wonderful. Took care of our problem and will follow up. Arrived fast will continue to do business with Level 9. They service our equipment regularly.
LeAnn C - Washington, MO 63090
Very good job he came out on a Saturday night to fix our ac unit. Thank you
George K - 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