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When the summer heat hits in Illinois, your air conditioning system needs to deliver dependable comfort. At R. L. Lyon, Inc. Heating & A.C., we specialize in air conditioning repair, installation, and maintenance for homes and businesses in Morris, IL and surrounding communities.
With over 100 years of HVAC expertise, our certified technicians handle everything from new AC installations to duct system optimization, air quality solutions, and 24/7 emergency repair. Whether you need a simple fix or a full system upgrade, we’re here to help — quickly, affordably, and with work that’s always warrantied.
Air conditioning isn’t just about comfort; it’s about safety, indoor air quality, and energy efficiency. A poorly performing system can lead to:
That’s why R. L. Lyon Heating & A.C. provides a full range of cooling solutions, customized to your building size, budget, and energy goals.
We work with residential and commercial properties, providing high-efficiency cooling systems that are built to last. All work is performed by licensed HVAC technicians and backed by our satisfaction guarantee.
Installing a new AC system? We help you choose the right equipment, size it properly, and install it with long-term performance in mind.
Preventative maintenance keeps your system running efficiently and helps avoid costly repairs.
Ask about enrolling in a maintenance plan for automatic scheduling and service discounts.
Our maintenance plans include:
Call today to ask about joining a service plan that fits your needs and budget.
Our team offers fast, accurate AC repair for all makes and models. Whether your system won’t turn on, is blowing warm air, or has low refrigerant, we’ll diagnose and fix it quickly.
We install and service central air systems for homes and commercial buildings, providing even cooling and efficient temperature control.
Your ducts play a crucial role in delivering cool air efficiently. We provide:
Cooling is only part of the comfort equation. We also offer indoor air quality (IAQ) solutions to ensure your space is clean, breathable, and humidity-controlled.
We install, repair, and maintain:
We proudly carry IAQ products from trusted names like:
Ask about adding an air quality upgrade during your next AC tune-up or install.
For all of your cooling needs, we carry exceptional products and equipment from several trusted brand names.
Our technicians are experienced with all brands, so whether you need a name-brand install or service on an existing system, we’ve got you covered.
For over a century, families and businesses across Morris and Grundy County have trusted us for their HVAC needs. Here’s why:
We’re committed to providing cooling solutions that are built to last, installed with care, and supported by long-term maintenance options.
Get quick answers to your most common air conditioning service questions, from installation to maintenance care and replacement options.
Yes, we provide emergency air conditioning repair services day or night. Call us any time your system goes out.
We install central air systems, ductless mini-splits, and energy-efficient units for both homes and businesses.
We recommend a full tune-up once per year, typically in the spring. Our maintenance plans make it easy to stay on schedule.
Absolutely. We inspect ductwork, rebalance airflow, and fine-tune your system to fix common comfort issues.
If your AC system isn’t keeping up or you’re ready to upgrade to something more efficient, trust the team at R. L. Lyon Heating & A.C. to handle it with precision and care.
Call us to schedule a quote, request emergency service, or learn more about maintenance plans.