Ductless Mini Split Installation & Repair in Alpharetta, GA

Ductless mini-split systems provide efficient, customizable heating and cooling without ductwork. Whether you’re adding comfort to a room, upgrading an older home, or seeking zoned temperature control, 4 Seasons Heating & Air delivers expert ductless solutions throughout Alpharetta and North Atlanta. 

With more than 50 years of experience and NATE-certified technicians, our team installs, repairs, and maintains ductless systems from trusted brands like Lennox, Carrier, and Goodman. Call (678) 203-6895 or schedule online to get expert guidance on whether a ductless mini-split system is right for your home. 

What Is a Ductless Mini-Split System?  

A ductless mini-split system is a type of heat pump that provides heating and cooling without ductwork. Instead of distributing air through vents, comfort is delivered directly to each room through an outdoor unit connected to one or more indoor air handlers by a small conduit. 

Because air is conditioned at the source, ductless systems avoid the energy losses common with traditional ducted HVAC and allow for precise, room-by-room temperature control. 

Benefits of Ductless Heating and Cooling  

Ductless mini-split systems offer practical benefits beyond basic heating and cooling.  

Energy Efficiency 

Ductless mini-splits are among the most energy-efficient HVAC systems available, eliminating the 25–30% energy loss common in ducted systems.  

Most operate in the low- to mid-20s SEER2 range, with high-efficiency models reaching 30 SEER2 or higher, compared to 15.2–18 SEER2 for most central air systems. Inverter-driven compressors improve efficiency by adjusting output instead of cycling. 

Zoned Comfort Control 

Each indoor unit operates independently with its own thermostat, allowing you to heat or cool only the rooms you’re using, set different temperatures in different areas, and reduce energy use in unoccupied spaces. Zoned control systems are ideal for families with different preferences or homes with uneven heating and cooling. 

Improved Indoor Air Quality 

Without ductwork to collect dust, allergens, and pollutants, ductless systems can help improve indoor air quality. Multi-stage filtration captures airborne particles before they circulate. The absence of ducts also reduces places where mold and debris can build up. 

Quiet Operation 

Ductless systems are designed for quiet performance. Indoor units operate at very low sound levels, and the compressor (the loudest component) is located outside. This makes ductless systems well-suited for bedrooms, home offices, and living spaces. 

Easy, Flexible Installation 

Ductless installation is far less invasive than installing or extending ductwork. Most systems require only a small wall opening for the conduit, with indoor units available in wall-mounted, ceiling-recessed, or floor-mounted configurations. Multiple indoor units can connect to one outdoor unit, making ductless systems adaptable to many home layouts. 

Is a Ductless Mini-Split Right for Your Home?  

Ductless mini-splits are a great solution for many situations, including: 

• Older homes without existing ductwork 
• Room additions, sunrooms, or finished basements 
• Converted garages or home offices 
• Homes with hot or cold spots 
• Multi-family homes or rental properties 

Our technicians can evaluate your space and help determine whether ductless is the right fit for your goals. 

Our Ductless Mini-Split Services  

Ductless Mini-Split Installation  

Proper installation is key to long-term system performance and reliability. Our technicians assess your home, calculate accurate BTU requirements to avoid over- or under-conditioning, install the outdoor unit and refrigerant lines, test the system to ensure everything is operating correctly, and walk you through system operation. 

Ductless Mini-Split Repair  

If your ductless system isn’t performing as it should, our technicians can diagnose and repair issues such as: 

• Refrigerant leaks 
• Dirty filters or coils 
• Control board or sensor problems 
• Compressor issues 
• Drainage or condensate line clogs 
• Thermostat or communication errors 

We offer fast, reliable repairs, including 24/7 emergency service, to restore your comfort as quickly as possible. 

Ductless Mini-Split Maintenance 

Routine maintenance helps extend its lifespan. Ductless maintenance typically includes: 

• Filter cleaning or replacement (every 4–6 weeks during heavy use) 
• Coil inspection and cleaning 
• Refrigerant level checks 
• Drain line inspection and clearing 

Our Priority Maintenance Program includes scheduled service, priority scheduling, and long-term system protection. 

Rebates & Financing Options  

Energy-efficient ductless systems may qualify for valuable incentives: 

• Georgia rebate programs: State and utility incentives, including HEAR, may be available for qualifying high-efficiency heat pump installations. 
• Flexible financing options: Financing plans are available to help spread out the cost of installation. 

Current promotions and limited-time offers may also be available. 

Why Choose 4 Seasons Heating & Air  

Serving Alpharetta and North Atlanta since 1973, 4 Seasons Heating & Air has built a reputation for reliable service and long-term customer care. Our NATE-certified technicians deliver professional installation and service with transparent pricing and no hidden fees. 

As a locally owned and operated company, we install trusted systems from Lennox, Carrier, and Goodman and stand behind our work with 24/7 emergency service availability. We’re also proud recipients of the Reader’s Choice Award for Best HVAC Service in Forsyth County and offer a Priority Maintenance Program to protect you year-round. 

Schedule Your Ductless Mini-Split Service Today  

Ready to experience zoned comfort without ductwork, and finally stop fighting hot and cold rooms? Contact 4 Seasons Heating & Air today to schedule a consultation. Whether you need installation, repair, or routine maintenance, our team is here to help. 

Proudly serving Alpharetta, Kennesaw, Duluth, Milton, Johns Creek, Roswell, Cumming, and communities throughout North Atlanta. 

Frequently Asked Questions  

How long does ductless mini-split installation take? 

Most single-zone installations are completed in one day. Multi-zone systems may take one to two days, depending on layout and placement. 

Can a ductless mini-split heat my home in winter? 

Yes. Ductless mini-splits provide both heating and cooling using heat pump technology and perform well in Georgia’s climate. 

How energy efficient are ductless mini-splits? 

Very efficient. Systems can reach up to 35 SEER2 and avoid the 25–30% energy loss associated with ductwork. 

How often should I maintain my ductless system? 

Filters should be cleaned every 4–6 weeks during heavy use. Professional maintenance is recommended annually. 

Can I install a ductless mini-split myself? 

Professional installation is strongly recommended to ensure safety, performance, and warranty protection.