Maryland Heights’ AC Maintenance Company

    AC Maintenance in Maryland Heights

    Scott-Lee Heating Company is your top source for AC maintenance in Maryland Heights, MO. This is an all-important service, as we’ll explain below, and you’ll want a professional to handle it. We have over 20 such professionals on our staff, all of them NATE certified and ready to assist the residents of this St Louis County city. They even undergo training on a regular basis and can maintain the newest systems, both ducted and ductless. We stay on top of any industry advances that arise. We hope this offers you peace of mind and gives you confidence in our ability to successfully complete your job.

    You’ll be pleased to know that we:
    • Have been serving the area since 1978
    • Became BBB-accredited in 1985
    • Hold a perfect A+ rating with the BBB

    Over the course of four decades, we’ve become a trusted name. Customers love our veteran-owned company for its professionalism and its warm, friendly care. Our work with Lennox products, in particular, is so outstanding that we’ve won the Dave Lennox Award a total of 26 times. Maryland Heights residents can rest assured that Scott-Lee Heating Company provides AC maintenance for all makes and models.

    Maryland Heights AC Tune-Up Professionals

    AC Tune-Up in Maryland HeightsLet us inspect your system and determine what should be covered in our customized maintenance plan. You’ll reap both short- and long-term benefits from this plan. You’ll experience more efficient cooling and lower energy bills. You’ll get the full 15 or 20 years out of your AC and reduce the risk for a complete system breakdown. Any manufacturer warranties will remain valid.

    Our team will cover the:
    • Thermostat calibration
    • Airflow test
    • Safety system test
    • Electrical check
    • Air filter replacement

    A calibrated thermostat will read your indoor temperature accurately. With the electrical check, we can tighten loose wiring and replace old and worn-out parts. We can also prevent overheating by lubricating moving AC parts. You can trust our technicians to clean the coils and condensate drain line, too. The first will facilitate the transfer of heat outside while the second will prevent condensation build-up and mold growth.

    AC Maintenance Plans Offer Priority Status

    Quality GuaranteeAfter the AC tune-up, Scott-Lee Heating Company makes sure that Maryland Heights customers are not left with a mess to clean up. Our technicians will do everything possible to avoid damaging your property. That’s not all, though. By signing up for our maintenance plan, you obtain several benefits, one of them being priority status. When repairs become necessary, you’ll receive prompt service and you will move to the head of the line.

    Maryland Heights residents can turn to Scott-Lee Heating Company for AC maintenance, repairs and installations. We offer heating maintenance, too! Some of our other services include indoor air quality audits and solutions as well as custom metal fabrication and new construction services.

    Call us today with any inquiries or to request an AC tune-up!

    Frequently Asked Questions


    What does Scott-Lee Heating Company’s AC maintenance include in Maryland Heights, MO?

    Our Precision Maintenance covers filter changes, coil cleaning, refrigerant level checks, electrical inspection, and overall system performance testing to keep your AC running smoothly.


    How often should I schedule AC maintenance in Maryland Heights?

    We recommend a full tune-up once a year—ideally before summer—to maximize efficiency, prevent breakdowns, and extend your system’s lifespan.


    How long does an AC maintenance visit take in Maryland Heights?

    Most maintenance appointments take about an hour, depending on system condition, to thoroughly inspect and tune all components.


    Why is annual AC maintenance important in Maryland Heights’s climate?

    Maryland Heights’s humid summers stress cooling systems—yearly maintenance prevents corrosion, refrigerant loss, and efficiency drops that lead to higher bills.


    Can maintenance repairs improve my AC’s performance and lower energy costs?

    Yes—fixing minor issues like worn belts, low refrigerant, or dirty coils during maintenance can restore efficiency and reduce monthly utility bills.


    Are your maintenance technicians certified for Maryland Heights homes?

    Absolutely—our NATE-certified, factory-trained technicians are experienced with all major AC brands and ensure professional care on every visit.


    How do I prepare my home for the AC maintenance appointment?

    Clear access around your indoor unit, change disposable filters if needed, and ensure outdoor condenser clearance so our Maryland Heights team can work efficiently.