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Commercial HVAC Service in Knoxville

Reliable Heating and Cooling Solutions for Your Business

At R & M Climate Control Service Experts, we know that your business thrives when your environment is comfortable and efficient. From office buildings and retail centers to warehouses and industrial spaces, we provide comprehensive commercial HVAC services in Knoxville designed to keep your employees productive, your customers satisfied, and your operations running smoothly.

Our team of licensed, bonded, and insured technicians is ACE-certified and experienced with all major brands and system types. Whether it’s commercial air conditioning repair, scheduled maintenance, or a complete system installation, we deliver fast, professional service backed by our Service Experts Guarantee.

Expert Commercial Air Conditioning Repair Services

When your commercial air conditioning system stops working, downtime is uncomfortable and costly. We focus on quick, accurate diagnosis and repair to restore reliable cooling as soon as possible. Our team handles common issues, including:

  • Compressor failures that prevent proper cooling
  • Thermostat malfunctions causing uneven temperatures
  • Refrigerant leaks that reduce efficiency
  • Blower motor problems disrupting airflow
  • Electrical issues preventing startup
  • Clogged condensate drains creating water hazards
  • Worn belts, bearings, and fans creating noise or vibration
  • Control system failures affecting automated operations

No matter the size of your property or the complexity of your system, we bring professional-grade tools and genuine replacement parts to ensure your commercial air conditioning repair gets it running efficiently again.

Preventive Commercial HVAC Service

We believe that proactive service is the best way to avoid expensive emergency repairs. Our commercial air conditioning service and commercial heating service in Knoxville keep systems running efficiently, reduce breakdowns, and help you manage costs predictably.

During each visit, we:

  • Inspect components for wear, leaks, or damage
  • Advise on filter replacements and maintenance
  • Check thermostat settings and automated controls
  • Verify airflow through accessible vents and diffusers
  • Observe equipment operation for unusual noise or vibration

We provide complete documentation, giving you a clear picture of your system’s condition. Over time, regular commercial HVAC service prevents small issues from becoming major disruptions.

Maintenance+ Membership for Commercial Clients

Our Maintenance+ Membership is built for businesses that need consistent HVAC performance. Members receive:

  • Priority scheduling for repairs and service
  • Multi-unit discounts for larger properties
  • Direct access to our customer service team

Regular visits keep your systems efficient, protect warranties, and ensure your building is ready for peak cooling or heating seasons.

Call (865) 503-6775 to enroll in our commercial HVAC service membership and experience peace of mind year-round.

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  • Limited
    Time
    Offer!
    We’ll Make Your Payments for 6 Months

    With any new HVAC, Indoor Air Quality, Water Heater or Water treatment Service Experts Advantage Program lease agreement, we will make your payments for the first 6 months.

    Valid on new Advantage Program lease agreements from 1/7/26 through 1/31/26. Customer owes $0 for the first six months; regular monthly lease payments begin thereafter. Early termination during promotional period will result in charges for elapsed months. See your full Advantage Program Lease Agreement for complete terms and conditions, including total lease cost and payment schedule. Jan 7, 2026 - Feb 28, 2026
  • Up to $1,800 in rebates when you purchase a qualifying Lennox HVAC System

    System rebate requires the purchase of an indoor unit, an outdoor unit and a qualifying thermostat. System add-ons do not qualify for an individual rebate and cannot be combined with individual unit offers. Rebate offer valid from 1/19/26 through 2/13/26 and must be installed by 2/20/26. Claim rebate by March 22, 2026; rebate is paid in the form of a Lennox prepaid Mastercard®.

    All rebate information found at https://www.lennox.com/residential/buyers-guide/offers-and-savings/promotions/. Equipment brands and offers vary by Service Experts location, call your local Center for more details. Jan 19, 2026 - Feb 15, 2026
  • Limited
    Time
    Offer!
    Up to $500 OFF a New Water Heater

    $500 off Tankless water heater or $250 off tank water heater. Now through January 31, 2026.

    Valid on all qualifying water heater systems. If leasing under the Advantage Program, EZ-Pay enrollment is required for promotional pricing. Offer not valid on prior water heater purchases. Nov 28, 2025 - Jan 31, 2026
  • 10% Off Any Product or Service for Active Duty, Retired, and Veteran Military Personnel

    It’s our way of thanking you for your courage, dedication, and sacrifice to protect our freedom. All work is performed by licensed experts and backed by our Service Experts Guarantee.

    Offer not valid on prior purchases and may not be combined with other offers.
  • Save $90 on an HVAC Precision Tune-Up. Regularly $189, now only $99

    A well-maintained system operates more efficiently, reducing energy consumption and lowering heating and cooling bills

    Offer not valid on prior purchases and may not be combined with other offers. Excludes oil furnaces; call for pricing. **Potential savings may vary depending on age and condition of equipment, personal lifestyle, system settings, equipment maintenance, and installation of equipment and duct system.
  • $99 Drain Cleaning Special. Regularly $375, Now Only $99

    Reduce buildup on your pipes, Help avoid major plumbing repairs, Maintain a clean home.

    Offer not valid on prior purchases and may not be combined with other offers. *Valid for one drain only. Accessible ground level clean. Call for more details.
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