Johnson Heating and Cooling
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Office Hours:
Monday–Friday, 8:30 a.m.–5:00 p.m.
Service & Sales Hours: Monday–Friday, 7:30 a.m.–5:00 p.m.


Central Air in Wentzville, MO

If you have an existing central air system that needs a repair or you simply want a system check, Johnson Heating and Cooling will complete your service with honesty and accuracy. Our employees are our most valuable assets because they are responsible for creating and maintaining customer relationships. They will advise you about whether you need a new central AC unit installation or if you can extend the life of your unit with a central air repair. Let us maximize your family's comfort during every season of the year with updates to your system of central air in Wentzville, MO.

Central AC Systems Increase the Value of a Home

Compared to a window unit, a central air system will increase the value of your home. Choose our professionals for a central AC unit installation to protect your investment. Our technicians always complete all of the following services:

HVAC Unit in Wentzville, MO
  • Verify the Accuracy of the Thermostat
  • Create Cooling Zones for Larger Homes
  • Properly Seal the Ductwork of Your Home
  • Select the Right Size System for Your Home
  • Assess the Installation for Efficient Operation
  • Choose the Correct Central System for Air Filtration
  • Tie In or Share the Ductwork with Your Heating System
  • Place the System on Even Ground, Especially if on the Home's Exterior


Central AC Unit Installation Connects to Your Heating Ductwork

When you invest in a central AC unit installation and ditch your window units, you and your entire household will enjoy the all-encompassing cooling from a central air system. The cost of a central AC unit installation is significantly less when our professionals do not need to install ductwork in the home. In most homes in Missouri, ductwork has already been installed because of the existing furnace or heating system. Our technicians will make sure your ductwork can be used and connect your central air to the existing network when possible. If there is a problem with your ductwork, we will repair the issue and use the current system whenever possible.

Effective & Efficient Central Air Repair

Whether you have a major issue or you have seen slight decay in the condition of your central AC system, one of our highly qualified technicians will correct the issue. We never exaggerate costs for our services or add on unnecessary repairs. Our company was built on the belief that we are valued members of a community, and we believe it is our duty to always be upfront in all our client dealings. When it comes to central air, never delay an assessment, system check, or repair because ignoring the issue may cost you more in the long run.

Contact us today to schedule your central AC unit installation with our team of professionals. We are proud to serve residential clients in Wentzville,O'Fallon, Dardenne Prairie, Defiance, St. Peters, St. Charles Lake St. Louis, and Foristell, MO.