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Air Conditioning Replacement Service in St. Louis, MO

technician installing a new ac unit in st louis

Your Missouri Cooling Specialists Since 1926

As the air conditioning system in your home ages, it slowly becomes less reliable and efficient. When the repair and operating costs become too high, it may become more cost-effective to install a new AC unit. The St. Louis area features many options for AC replacement services, and you should choose a contractor who you can trust to do the job right the first time.

At Classic Aire Care, we offer a full selection of heating and cooling services, including HVAC system replacements, repairs, and routine maintenance. Our professional AC installation and replacement company can quickly remove your old HVAC unit and replace it with a new state-of-the-art, energy-efficient air conditioning unit, with minimal disruptions to your schedule and your home.

Our AC installation products and services in the St. Louis area cover all types of cooling systems, including:

Contact us today at 314-329-1943 to schedule any AC service in or around St. Louis! We offer flexible, affordable financing options.

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Top-Quality Lennox Air Conditioning Service & Cooling System Solutions

At Classic Aire Care, we only carry, recommend, and offer the best when it comes to air conditioning systems. That’s why we’re proud to offer the complete line of Lennox® air conditioners.

Providing the latest technology and exacting precision, Lennox cooling systems are some of the quietest and most energy-efficient systems around. They’re specially engineered to provide industry-leading efficiency and the “perfect degree of cool” on even the hottest days.

Whenever you’re ready to install or replace an AC system, you can turn to the experts at Classic Aire Care for expert advice and helpful guidance about your best options.

When To Consider AC Replacement?

You should consider installing a new AC system if your current one:

  • Is over 15 years old or is nearing the end of its typical life span
  • Requires frequent maintenance or minor repairs
  • Develops a major problem, like a damaged compressor or blower motor
  • Has a seasonal energy efficiency ratio (SEER) of less than 14
  • It simply does not cool your home effectively

AC Installation in St. Louis County 

When you are ready to install a new ac unit, contact our team at Classic Aire Care. We can help you find the right system for your needs, based on system size, SEER rating, price, and more.

Our professionals will then install the system, handling everything necessary to get your new unit up and running. This includes:

  • Properly sizing the system according to the cooling load
  • Installing the condenser unit, evaporator, and air handler
  • Installing ductwork, if necessary
  • Installing electrical and refrigerant lines
  • Charging the refrigerant
  • Installing the thermostat
  • Testing the system

To learn more about the AC installation process, contact us today!

Choosing St. Louis & the Surrounding Area’s Leading AC Provider

Classic Aire Care's van

At Classic Aire Care, you can trust our experienced HVAC technicians to install your heating or cooling system efficiently and properly. We’ve been serving St. Louis since 1926! In addition to St. Louis proper, we serve nearby areas like Creve Coeur, Olivette, Maryland Heights, and more.

Contact us today at 314-329-1943 for a quote, and don’t forget to ask about our excellent financing options!

Deals & Specials

Maximize Your Savings Up To $3,135 In Instant Rebates Expires 05/31/24 Rebate amounts vary based on equipment selected. All rebates and terms will be itemized in writing prior to purchase.

financing options

0% Interest For 18 Months

What To Expect

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Delighted Customers


I can't recommend Classic Aire Care highly enough!!! They are excellent. Our technician (Christian) was the absolute best! He explained everything, and corrected all of our HVAC issues! He even cleaned the outside of my furnace!!! Trust, honesty, and professionalism! Qualities of an employee and in…

Mike J

Was able to fix our older a/c unit in one visit. Very good service. Technician was very professional. This company also installed a new furnace a few years ago for us, great service came and installed a new furnace in the middle of winter when it…

Linda H

I was very pleased with Shaun E.’s maintenance service of my AC. Shaun was very personable and diligent in cleaning my unit inside and out. While he was working, Shaun noticed that the shut off water valve for the outside hose hook up he was using…

Donna S

Vince, the technician, was very polite and timely. Took his time to answer any and all questions we had. Also made sure we completely understood the service he provided. Great guy working for a great company. Excellent experience.

Kristopher L

My new ac system shutdown within the first few days of using it this spring. I called Classic Aire Care and they were able to send a technician out within 24 hours. He discovered the problem within minutes! A small piece a debris blocking a drain…

Terri K

We were out of town and came home to an AC that wasn't blowing. Christian got here within 4 hours of my initial contact and got us back up & cooling over July 4th weekend. He found some other issues but got my unit running so…

Stacy D