
For homeowners in Wentzville, MO, seeking reliable plumbing and HVAC services, Classic Aire Care is the trusted name. We’ve been making people comfortable since 1926 with a team of NATE-certified technicians, offering 24 hours a day, 7 days a week emergency service and an unrivaled dedication to quality. Don’t just take our word for it. Check out our customer reviews.
Ready to experience top-tier service? Contact us online or call us at (314) 329-1943 today.
Air Conditioning Repair & Installation
A properly functioning air conditioning system becomes necessary as the summer heat intensifies in Wentzville, MO. At Classic Aire Care, we understand the importance of reliable and efficient cooling solutions. Whether it’s an emergency repair or a routine checkup, our NATE-certified technicians deliver unparalleled AC services.
- Air Conditioner Repair: Our technicians diagnose and fix AC problems. We’ve got you covered no matter the brand — Amana, Bryant, or Carrier.
- Air Conditioner Replacement: Ready for a new AC system? We offer free estimates and a 100% satisfaction guarantee on all installations.
- Air Conditioner Maintenance: Regular maintenance can extend the life span of your AC. Ask about our maintenance agreements.
- Ductless Mini-Split Systems: We also install and maintain ductless air conditioning systems for maximum efficiency and comfort.
Need help with your AC? Schedule reliable air conditioning service in Wentzville by calling Classic Aire Care at (314) 329-1943.
Professional Heating and HVAC Repair
Winters in Wentzville, MO, can be brutal, and a dependable heating system is crucial for maintaining a comfortable and cozy home. Classic Aire Care is your dedicated partner in ensuring warmth and comfort throughout the colder months. From fixing sudden breakdowns to regular maintenance, our heating services are comprehensive and designed to meet your needs.
- Heater Repair: We repair all major brands, from Goodman to Mitsubishi and everything in between.
- Furnace Replacement: When it’s time for a new heating system, trust us for professional, satisfaction-guaranteed installations.
- Heating Maintenance: Regular heating system checkups can prevent future breakdowns.
- Heat Pumps: Besides traditional heating systems, we also service heat pumps for energy-efficient heating and cooling.
Need a Licensed Plumber?
Your home’s plumbing system is an intricate network that demands expertise and promptness when it comes to repairs and replacements. With Classic Aire Care, you can rest assured that our skilled plumbers will handle all your plumbing needs with precision and professionalism.
We offer water heater replacement, including tankless options for energy efficiency. Backflow prevention is essential to protect your water supply, and our technicians can install or replace backflow preventers. Classic Aire Care is your trusted plumbing repair partner in Wentzville, from minor repairs to major installations.
Need a plumber? Schedule an emergency plumbing repair today by calling Classic Aire Care at (314) 329-1943.
Why Choose Classic Aire Care?
With over 90 years in business, Classic Aire Care offers unmatched experience and quality in HVAC and plumbing services. Our Classic Ultimate Quality Guarantee ensures our work meets the highest industry standards. Plus, our NATE-certified technicians provide round-the-clock emergency service to keep your home comfortable all year. Don’t settle for less — choose Classic Aire Care for your HVAC and plumbing needs in Wentzville, MO.
For trusted and reliable HVAC and plumbing services, call Classic Aire Care at (314) 329-1943 today.
FAQs
How long does it take to replace air conditioning?
The time it takes to replace an air conditioning system varies depending on the specific requirements of your home. However, we complete most standard installations within one day.
Are tankless water heaters worth it?
Tankless water heaters are known for their energy efficiency and endless hot water supply, making them an excellent choice for many homeowners. Although the initial investment can be higher than traditional water heaters, the long-term savings on energy bills and their longer life span often make them worth it.
Recent Jobs and Reviews in Wentzville, MO
Wentzville, MO at a glance
Classic Aire Care has completed 20 jobs in Wentzville, MO between August 2026 and October 2026.
The most recent job was on October 15, 2026.
Classic Aire Care has completed 101 jobs in Wentzville, MO in the last 12 months.
Job Locations and Reviews
Replaced the galvanized flue tee (5"x4"x5") in the vent connector assembly serving the gas appliances, ensuring secure, properly sealed joints and correct flue alignment to the vertical vent. Verified the new fitting was fastened and supported so combustion byproducts exhaust safely through the venting system.
Performed a seasonal tune-up on a single gas furnace, including removal of the front access panel and inspection of the inducer motor, gas valve assembly, burner compartment, blower motor, control board, and low-voltage wiring. Verified gas manifold pressure with a digital dual-port manometer, with readings near 3.5 inWC. Noted surface rust on the gas valve and adjacent components, along with loosely bundled wiring in the burner compartment, and recommended monitoring these conditions during future maintenance.
Responded to no heat condition on second floor unit. Replaced defective gas valve on Trane furnace model 20441TEPKG and installed inline drain to resolve heating failure. Unit tested and confirmed operational upon completion, with warranty claim processed and defective component disposed of per protocol.
Completed comprehensive seasonal tune-up on 4-year-old Trane furnace and 5-year-old air conditioning system. Performed full system inspection, cleaned and checked all components on both units, verified proper operation of thermostat and controls, inspected ductwork and connections, and confirmed both systems operating within manufacturer specifications with no issues found.
Replaced defective thermostatic expansion valve (TXV) on HVAC system. System was evacuated to proper vacuum levels as verified by micron gauge, and unit was recharged to manufacturer specifications upon completion.
Responded to no cooling complaint on 8-year-old outdoor unit. Upon arrival, performed system diagnostics and found refrigerant service ports accessible with visible weathering on copper lines and fittings. Inspected outdoor condensing unit including refrigeration lines, service valves, and electrical connections. Advised customer to shut off humidifier as instructed. Unit evaluated and customer informed of findings.
Responded to recurring basement water backup issue with floor drain inspection and assessment. Upon arrival, found evidence of recent water accumulation on concrete floor surrounding multiple floor drains, with visible staining and moisture damage indicating backup had occurred. Inspected drain openings and observed corrosion around drain perimeters. Documented conditions showing water staining patterns near water heater and throughout utility area floor surface, confirming drainage system failure requiring further intervention to resolve underlying blockage or structural issue causing repeated backups.
Completed annual cooling system tune-up on basement unit, performing comprehensive inspection of all electrical connections, control board, and wiring throughout the system. Verified proper operation of all components, inspected and confirmed clean air filter in place, and ensured system is ready for optimal cooling season performance.
Completed comprehensive Supertune maintenance on Lennox furnace and 7-year-old Lennox AC condenser unit. Performed thorough inspection and cleaning of outdoor condenser coil which showed significant dirt and debris accumulation between fins, reducing heat transfer efficiency. Cleaned condenser coils, removed organic debris from unit base and perimeter, and verified proper fan operation. Inspected furnace system and confirmed operational status from previous heating season. All components tested and operating within normal parameters upon completion.
# Tankless Water Heater Installation Completed installation of a 50-gallon gas water heater in basement utility area. Removed existing water heater and installed new unit with proper venting and gas line connections. Configured copper supply lines with brass fittings and pressure relief valve assembly. Installed shut-off valves and verified all connections for proper operation and code compliance. Unit positioned adjacent to existing HVAC system with adequate clearance for service access. All plumbing connections tested and confirmed leak-free. System operational and ready for use.
Responded to no cooling call with Lennox system displaying error code 207 "GFHS expensed open" and indoor temperature at 89°F. Upon arrival, performed diagnostic evaluation of outdoor condensing unit and indoor air handler components. Inspected condenser coil condition, which appeared clean and properly maintained. Utilized Fieldpiece SC640 clamp meter to measure electrical parameters at the air handler, checking amp draw, voltage, and system controls. Examined control board, wiring connections, and associated components for proper operation. Verified thermostat communication and system response. Photographically documented condenser unit exterior condition and electrical diagnostic measurements at air handler for service records. Addressed alarm condition and restored system to proper cooling operation, bringing indoor temperature down to comfortable levels.
Completed comprehensive tune-up and maintenance on 10-year-old residential air conditioning system with outdoor condensing unit. Replaced heavily contaminated air filter that showed significant dust and debris accumulation throughout pleated media. Performed complete system diagnostics using refrigerant manifold gauges, recording operating pressures of 132.1 PSIG high side and 40.73 PSIG low side with superheat and subcooling measurements confirming proper refrigerant charge and system performance. All components inspected and system operating within normal parameters.
Completed comprehensive cooling system tune-up on 10-year-old outdoor AC unit located in backyard. Performed standard preventive maintenance protocol including inspection of blower motor assembly, electrical connections, and system components; documented equipment condition with photos showing blower motor housing with multiple wire connections intact. Replaced dirty air filter with accumulated dust and particulate matter to restore proper airflow and system efficiency.
Responded to no cooling complaint on residential split system with frozen evaporator coil. Upon arrival, found unit had been shut off per instructions with fan left running to facilitate defrost. Inspected air handler and evaporator coil assembly in basement location, confirmed ice buildup had cleared. Evaluated system airflow, refrigerant lines, and condensate drainage. Checked filter condition, verified proper operation of blower motor and fan speeds. Inspected ductwork connections and insulation integrity. System components including copper refrigerant lines, PVC condensate piping, and drain pan were examined for proper installation and function. Unit restored to normal cooling operation after thorough inspection and verification of all mechanical components.
Completed cooling system tune-up on 1-year-old residential AC unit. Performed comprehensive inspection of condenser unit, noting moderate dirt and debris accumulation on heat exchanger coils. Accessed interior components, verified filter condition, checked refrigerant lines, and ensured all mechanical and electrical systems operating within manufacturer specifications.
Completed preventive maintenance tune-up on outdoor heat pump/air conditioning condenser unit. Upon arrival, noted significant accumulation of dirt, dust, and debris clogging the heat exchanger coil fins, which was restricting airflow and reducing system efficiency. Performed thorough cleaning of condenser coils to remove buildup between fins, inspected fan motor and blade operation, and verified proper unit function. System restored to optimal operating condition.
Responded to no cooling complaint on 2024 outdoor AC unit. Upon inspection, found failed dual run capacitor with visible terminal corrosion and burn damage. Removed defective capacitor from contactor assembly and installed new replacement capacitor. Verified proper electrical connections, tested system operation, and confirmed unit cooling normally with indoor temperature dropping as expected.
Responded to callback for ongoing high humidity concerns and condensate drain clog. Cleared obstruction from drain line to restore proper drainage and prevent water backup. Verified thermostat operation and system functionality to address humidity control issues.
Responded to no cooling call for 10+ year old residential AC unit located at side of home. Upon arrival, left door hanger with service information and contact details. Customer had been instructed to turn off AC unit and leave fan running prior to arrival.
Replaced damaged 20-amp single-pole Eaton circuit breaker in main electrical panel that was broken during home inspection. The 13-year-old breaker was successfully removed and a new compatible breaker was installed, restoring proper circuit protection and functionality to the affected circuit.