Ductless Mini-Split Systems

Efficient Ductless Mini-Split Systems in Boca Raton

Top HVAC Solutions for Deerfield Beach, Pompano Beach & Coral Springs

At M&S Air Conditioning, we take pride in offering top-notch ductless mini-split installation and repair services. Whether you’re looking to upgrade your existing HVAC system or need expert repairs for your current mini-split unit, our licensed and insured technicians are here to help. With years of experience in the industry, we have the knowledge and expertise to handle all your ductless mini-split needs. We prioritize customer satisfaction by providing efficient installations and reliable repairs, ensuring that your home or business stays comfortable year-round. 

Call (561) 861-3345 to learn more about our ductless mini-split services in Boca Raton.

Elite Mitsubishi Electric Diamond Contractor® in Boca Raton

Mitsubishi Electric Heating & Cooling has designed the Diamond Contractor® program, a multi-stage, comprehensive training program, that ensures contractors are up to date on the latest practices and technologies in the industry. M&S Air Conditioning is proud to have reached the Diamond Contractor Elite level of the program, demonstrating our expertise in ductless mini-split systems. 

When you hire a Diamond Contractor to handle your ductless mini-split services, you can expect:

  • Free, in-home consultations 
  • Expert recommendations by certified technicians 
  • Customer education on the latest utility programs and rebates 
  • Fast and reliable installations 
  • Excellent product warranties


Ductless mini-split AC systems work by utilizing two main components: an outdoor condenser unit and one or more indoor air handlers. The condenser unit extracts heat from the outdoor air and transfers it to the refrigerant inside. The refrigerant is then pumped to the indoor air handlers through small refrigerant lines. Inside each air handler, the refrigerant releases the heat, cooling the air, which is then circulated back into the room. The air handlers can be controlled individually, allowing for customizable temperature settings in different areas or zones.


Whether you’re building a new home or office, or considering replacing your existing HVAC equipment, we urge you to consider installing ductless mini-split units. These systems can be a great investment for property owners interested in a more energy-efficient, cost-effective HVAC solution. 

Consider some of the benefits of ductless mini-split systems below:

  • Energy efficiency: Ductless mini-splits are more efficient than traditional cooling systems, as they allow for individual control of each indoor unit, minimizing energy waste. 
  • Zoning capability: Ductless systems have built-in zoning capabilities, enabling you to control the temperature of specific rooms or zones independently. 
  • Compact size: Mini-splits are relatively easy to install compared to traditional HVAC systems, reducing installation time and costs.
  • Easy installation: Ductless mini-splits are relatively easy to install compared to traditional HVAC systems as they don’t require ductwork to be installed.
  • Improved air quality: Ductless systems come with air purifying filters that help remove germs, pollen, dust, mildew, and odors, providing cleaner and healthier indoor air. 
  • Quiet operation: Ductless mini-splits operate quietly, ensuring a peaceful and comfortable environment without the noise associated with traditional HVAC systems. 
  • Cost savings: By only heating or cooling specific areas, ductless mini-splits can help save on energy costs by avoiding unnecessary cooling of unoccupied spaces. 


Yes, ductless mini-splits can be used to cool an entire home, depending on the size and layout of the property. These systems are designed to provide efficient cooling and heating for individual rooms or zones. By installing multiple indoor air handlers strategically throughout the house, you can create a network of cooling zones that can effectively heat or cool the entire home. 


Ductless mini-split systems, like any other HVAC system, can develop issues over time that may require repair.

Here are some common signs that your ductless mini-split system may need repair:

  1. Decreased Cooling or Heating Efficiency: If you notice that your mini-split system is not cooling or heating your space as effectively as it used to, it could be a sign of a problem. Reduced efficiency might indicate issues such as low refrigerant levels, dirty filters, or compressor problems.
  2. Strange Noises: Unusual noises such as grinding, rattling, squealing, or banging coming from your mini-split system can indicate mechanical issues, loose components, or worn-out parts that need attention.
  3. Foul Odors: If you detect strange or foul odors emanating from your mini-split system, it could be due to mold or mildew growth within the unit, dirty filters, or even burned-out electrical components.
  4. Leaking Water: Leakage around the indoor unit of your mini-split system may indicate problems with the condensate drainage system, which can lead to water damage and mold growth if not addressed promptly.
  5. Inconsistent Temperatures: If different areas of your home or room are experiencing varying temperatures, it could be a sign of issues with airflow, refrigerant levels, or thermostat calibration.
  6. Frequent Cycling: If your mini-split system is turning on and off more frequently than usual (short-cycling), it may indicate a problem with the compressor, thermostat, or other components.
  7. Ice Buildup: Ice formation on the indoor or outdoor unit of your mini-split system can indicate issues such as refrigerant leaks, dirty coils, or airflow restrictions, all of which require professional attention.
  8. High Energy Bills: A sudden increase in your energy bills without a corresponding increase in usage could indicate that your mini-split system is not operating efficiently, possibly due to underlying issues that need repair.
  9. Error Codes on the Display: Many modern ductless mini-split systems are equipped with diagnostic features that display error codes when a problem occurs. If you see an error code on the unit's display, refer to the manufacturer's manual or contact a professional HVAC technician for assistance.

If you notice any of these signs, it's essential to address them promptly to prevent further damage and ensure the continued efficient operation of your ductless mini-split system. Always consult a qualified HVAC technician for diagnosis and repair of any issues with your HVAC system.

Schedule An Appointment Get Started

Call M&S Air Conditioning Today! 

As a family owned and operated company, we are honored to be the most trusted HVAC service provider in town. To continue providing high-quality, reliable services, our technicians stay informed of the latest trends and offer you the best-performing equipment in the industry. When you turn to us for ductless mini-split services, you can count on us to deliver fast and dependable repairs, replacements, and installations.

Hire M&S Air Conditioning for:

  • Licensed and insured technicians 
  • High-performing Mitsubishi Electric ductless mini-splits 
  • Easy financing options 
  • Excellent product warranties 
  • Same-day emergency services 

Experiencing a problem with your ductless mini-split system that requires immediate attention? Our team offers emergency HVAC services to make sure you get the support you need when you need it. 

Call (561) 861-3345 for exceptional ductless mini-split services in Boca Raton. We can also be reached through our online contact form.

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