Quality Heating, Cooling & Plumbing Services in O’Fallon, MO
The heating, cooling, and plumbing systems in your O’Fallon home or business do more than keep you comfortable. They also can impact the value of your property. To make sure these systems are always operating optimally, you need a company that can handle all your HVAC and plumbing needs, days or night. You need Classic Aire Care.
At Classic Aire Care, our family-owned heating, cooling, and plumbing company has been serving the O’Fallon area since 1926. Our fully licensed, trained, and bonded plumbers and HVAC contractors provide both residential and commercial services, delivering the best value and customer service available. We offer all types of heating, AC, plumbing, insulation, air quality, and home energy services, as well as 24-hour HVAC and plumbing emergency services.
From Fort Zumwalt Park to Preston Woods and beyond, Classic Care Aire provides the best in HVAC and plumbing services throughout O’Fallon. Contact us today at 314-329-1943 to schedule an appointment!
HVAC Services for O’Fallon Homes & Businesses
At Classic Aire Care, our highly trained, NATE-certified technicians offer the full range of heating and cooling services, from routine maintenance and AC repair to new heating system installations, air conditioning replacements, and much more.
Our HVAC services include:
- HVAC maintenance, like cleaning AC coils, changing air filters, and cleaning furnace burners
- HVAC repair, ranging from simple belt replacements to complex compressor replacements
- HVAC system installations and replacements.
Along with our convenient maintenance plan agreements, we are proud to provide 24-hour emergency HVAC repair services for problems that happen outside of normal business hours.
Air Conditioning Services
Our technicians are trained to service all types of AC systems, from traditional units and ductless mini-splits to heat pumps and commercial HVAC equipment.
Our AC services include:
- Air conditioning repair
- AC replacement and installation
- Air conditioner maintenance
- Air handler repair, installation, and maintenance
- Heat pump repair, installation, and maintenance
- 24-hour emergency air conditioning service
Heating Services
Our NATE-certified technicians provide comprehensive heating services, including:
- Air filter changes
- Blower motor replacement
- Boiler service, repair, or replacement
- Burner cleaning
- Cleaning and repairing air handlers
- Ductless heating services
- Furnace replacement
- Furnace repair
- Heat pump repair, installation, or maintenance
- Thermostat installation
- And more!
When you are looking for the best HVAC repair company serving O’Fallon, contact us for an estimate or appointment!
Plumbing Services in O’Fallon & St. Charles County
From minor plumbing problems to major plumbing emergencies, the skilled team of local plumbers at Classic Aire Care can help. We provide a wide variety of residential and commercial plumbing services throughout O’Fallon, including:
- Clog removal
- Drain and sewer cleaning
- Gas, water, and sewer pipe repair and installation
- Installation of grease traps
- Inspection and maintenance of plumbing systems
- Video camera sewer inspection
- Leak detection and repair
- Sewer and drain repair and installation
- Water heater installation and repair
- Installation and repair of plumbing fixtures
- 24-hour emergency plumbing service
- And more!
Are you looking for certified plumbers “near me” in O’Fallon & St. Charles County? If so, simply contact Classic Aire Care today!
O’Fallon Home Energy & Air Quality Services
Beyond our standard HVAC and plumbing services, Classic Aire Care also provides an array of other services that can help improve indoor air quality, reduce utility costs and promote optimal comfort in your O’Fallon home or business.
These include:
- Air cleaner and filter installation and maintenance
- Humidifier and dehumidifier installations
- Home energy audits
- Air sealing
- Insulation services
- Duct cleaning and installation
- Programmable thermostat installation and service
Contact us today to learn how you can reduce your energy costs!
Call Classic Aire Care for HVAC & Plumbing Services in the O’Fallon Area
Whether you need basic HVAC maintenance, emergency plumbing repairs, or a home energy audit, you can trust our team at Classic Aire Care for all your HVAC and plumbing needs in and around O’Fallon.
Contact us today at 314-329-1943 to schedule an appointment!
About O’Fallon, MO
Home to nearly 80,000 people, O’Fallon, MO is the biggest city in St. Charles County and the seventh largest municipality in the state of Missouri!
Classic Aire Care is proud to provide the people of O’Fallon with top-notch service for all of their HVAC and plumbing needs. Whether you need annual maintenance, a quick repair, or after-hours emergency service, Classic Aire Care is here to help, and we are just a phone call away.
Classic Aire Care has been providing heating and cooling services in the O’Fallon area for decades. Our well-trained, fully licensed, and bonded service technicians have the skills and experience necessary to get the job right the first time. For any type of HVAC and plumbing service, simply call us at 314-329-1943.
Local Reviews for O’Fallon, MO
Local Reviews
for O'Fallon, MO
Our Reviews by City
Thank you!
Amanda - O'Fallon, MO
As far as I can tell, everything is working great! (I had a circuit that was getting a little too hot, so they replaced it.) I love having the maintenance program and being able to keep my HVAC up to date.




Great service,quick response
Ellen - O'Fallon, MO




Great Service, Knowledgable technician
Thomas - O'Fallon, MO




The service excellent. The young was very polite and efficient.
Clyde - O'Fallon, MO




Expert work
Ron - O'Fallon, MO
Jeff was very friendly and efficient. He also set up my system so that we will be able to pinpoint the problem if we have a repeat of the Zone 4 failure.




Friendly and great service!!!
Kim - O'Fallon, MO
They were on time, quickly found the problem and are ordering parts ASAP!! Can’t get better than that!! Thank you!!




Great service
Glenn - O'Fallon, MO




Fast, Knowledgeable and Thorough
Glenn - O'Fallon, MO
Our service technician was John. He responded quickly to our call and went to work to find the problem that had disabled our relatively new (10 month old) heating system. He went beyond finding the immediate fault to discover the underlying problem and fix it. He kept us informed throughout the process. He was courteous and professional throughout.




Outstandig Professional HVAC Service
Ronald - O'Fallon, MO
JOE exhibited excellent work approach and experienced personal skills. I will request Joe, when available, for my HVAC needs. He reflects competency well suited to advancing the Classic Aire Care reputation. Thanks for continuing great service. Ron




Great service - prompt response - good explanations
Jon - O'Fallon, MO




Fast and efficient
Steve - O'Fallon, MO
Very friendly and knowledgeable




Fast and efficient
Steve - O'Fallon, MO




Really nice, honest guy!
MJ - O'Fallon, MO
Jeff is a great technician! I do wish that Classic Aire Care would offer weekend hours, though.




Great service
Tom - O'Fallon, MO
Was very helpful




Very nice, friendly, great service.
Terry - O'Fallon, MO




Good service
Joann - O'Fallon, MO




HVAC system PMA
Melvyn - O'Fallon, MO
I recommend the PMA - protect your investment.




Awesome service!
Eric - O'Fallon, MO
On time, efficient friendly service and reasonable price




Great
Bill - O'Fallon, MO




Came out day after I called.
Barb - O'Fallon, MO
Efficient, courteous, friendly. Made sure I understood thermostat





John M.
I replaced 30 amp specialty breaker in electric furnace. Tested operation. Voltage: 242. Amps: 65.80. Return air: 66. Supply air: 110. New circuit breaker running much cooler.

John M.
Clean and check electric furnace. Tested heating elements. Tested sequencers. Checked voltage & amp draw of motors. Checked temperature rise. 70. System amp draw: 58.8. Voltage: 239. I replaced air filter. I set damper in main trunk line to “winter“ position. I found evaporator coil accumulating dirt. Recommend cleaning. Checked temperature rise. 57. Suggestions: evaporator coil cleaning: $135. Customer declined at this time.

John M.
Clean and check electric furnace. Tested heating elements. Tested sequencers. System amps: 64.9A. Supply: 114. Return: 68. I found the 30 amp circuit breaker running hotter than normal. Circuit breaker May trip off. Check the connections. OK. Recommend replacing circuit breaker. Suggestions: replace 30 amp heat kit breaker. Need to check on cost and availability.

John M.
Current conditions: indoor humidity: 35%. Outdoor: 51 degrees. Do point: 26. I installed a separate transformer for humidifier and wired to enable humidifier operation in fan only mode. I set blower speeds. Stage one: 1156 CFM, delay: 180Sec. Fan mode: 1250 CFM. Suggestions: set thermostat fan switch to “on“ for continuous humidifier operation when needed. Monitor indoor humidity with accurate hygrometer.

John M.
Electric furnace cycling on limits due to dirty filter. Cleaned and checked electric furnace per new maintenance plan purchased. Checked temperature rise. 48. Voltage: 42. Amp draw: 62. Showed customer damper to move for summer position.

John M.
Cleaned & checked gas furnace. Inspected heat exchanger & flue venting. cleaned burners & flame sensor. Checked voltage & amp draw of motors. Test capacitor. Replaced air filter. Blower: 3.5A . Inducer: 1.25A . Gas pressure: 3.4 inches water column. Temperature rise: 59 . Supply: 133 . Return:74 .

John M.
Second floor furnace: replaced inducer Assembly and installed new pressure switch as part of replacement. Tested operation. Checked temperature rise. 52. 123. Return: 71.

Jeff K.
Fall maintenance today for the furnace!

Jeff K.
Fall maintenance today for the new furnace!

Jeff K.
Fall maintenance today for the furnace!

John M.
Cleaned & checked gas furnace. Inspected heat exchanger & flue venting. cleaned burners & flame sensor. Checked voltage & amp draw of motors. Test capacitor. Checked filter. Blower: 5.7A. Inducer: 1.22A . Gas pressure: 3.5inches water column. Temperature rise: 54 . Supply: 130 . Return: 76. Clean and check humidifier, replace pad, checked water flow and drain.

Jeff K.
Fall maintenance today for the furnace!

John M.
Cleaned & checked gas furnace. Inspected heat exchanger & flue venting. cleaned burners & flame sensor. Checked voltage & amp draw of motors. Test capacitor. Checked filter. Blower: 3.8A . Inducer: 1.38A . Gas pressure: inches water column. Temperature rise: 60 . Supply: 133. Return: 73 .

Jeff K.
Fall maintenance for the furnace!

John M.
Customer had been gone for six days. Air-conditioner iced up. I found air filter very dirty, causing icing of coil. Coil is still Iced up. Found condenser coil very dirty! I cleaned condenser coil while evaporator coil thawed out. Checked Freon level. Checked voltage & amp draw of motors. Suction: 125 (43). Suction line: 50. Ambient: 92. Liquid line: 106.

Jeff K.
HVAC system maintenance!

John M.
I double checked for gas leaks with electronic detector. No leaks. I plug in humidifier, turned on water and tested operation. Tested furnace operation. 4.2A.

Jeff K.
Service call- bad capacitor!

John M.
Replaced blower motor, mount, and capacitor. Set speeds. Tested air flow and amp draw.

Jeff K.
AC maintenance! Replaced dual capacitor