
If you're considering a ductless wall AC unit, you have several options and configurations to choose from. There are different types of ductless systems, including mini-split systems, ductless heat pumps, and multi-split systems.
Some ductless wall AC units are designed for single rooms, while others can cool multiple spaces. For example, a single-zone system can cool a single room, while a multi-zone system can cool multiple rooms.
When it comes to indoor units, you can choose from different designs, such as wall-mounted, floor-standing, and ceiling-recessed units. These units can be installed in various locations, including living rooms, bedrooms, and home offices.
Ductless wall AC units can be more energy-efficient than traditional systems, especially in well-insulated homes.
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What is a Ductless AC Unit?
A ductless AC unit is essentially a mini-split AC unit, providing cooling only. It's a great option if you don't need to heat a space, but want to cool it in the summer.
You can install a ductless mini-split air conditioner, which is a type of ductless AC unit, as a standalone unit or as part of a larger mini-split system.
A ductless AC unit works by removing heat from the air outside and sending it outside when it's warm out, just like a traditional mini-split system.
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What Is a System?
A ductless AC unit is essentially a system that includes one or more mini-split units. Mini-splits are a ductless solution to heating and cooling individual rooms or spaces.
They are a discrete and efficient way to heat and cool specific areas of your home. Mini-splits reduce installation efforts compared to traditional HVAC systems.
A ductless AC unit typically consists of an outdoor compressor unit and one or more indoor fan units. The compressor unit is usually installed outside, while the fan units are placed in the rooms you want to heat or cool.
They are a popular choice for homes with unique layouts or older buildings where traditional ductwork isn't feasible.
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What Is a?
A ductless AC unit is actually a type of mini-split system. Mini-split systems heat and cool your home or other space without the use of a ductwork system.
The outdoor unit and one or more indoor units are connected by refrigerant lines, allowing for efficient heat transfer. The indoor units and outdoor units work together to provide both heating and cooling functions.
The outdoor unit, also known as a mini-split heat pump, extracts heat from the air outside when it's cold and transfers it into the indoor units. In warm weather, the heat pump reverses operation to pivot to a cooling function.
You can install a ductless mini-split air conditioner, which provides cooling only, if you have a temperate winter and don't necessarily need to heat a space.
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Ductless Air Conditioners
Ductless air conditioners are a popular choice for many homeowners. They're designed to be a ductless solution to heating and cooling individual rooms or spaces, making them a great option for homes with existing ductwork.
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Mini-splits are a type of ductless air conditioner that can heat and cool your home without the use of a ductwork system. They're also known as ductless mini-split or ductless HVAC systems.
These systems typically consist of an outdoor unit, also known as a mini-split heat pump, and one or more indoor units. The indoor units and outdoor unit are connected by refrigerant lines.
A single-zone ductless system is suitable for efficiently cooling and heating a single space without the complication of ductwork. Friedrich's Floating Air Single Zone Ductless Split Systems come in a variety of cooling ranges and indoor unit options.
If you're looking for customized, zoned cooling and heating for multiple rooms, a multi-zone ductless system is the way to go. Friedrich's Floating Air Multi Zone Ductless Split Systems allow you to set room-by-room temperature preferences for up to 5 rooms.
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Benefits and Features
The benefits and features of a ductless wall AC unit are definitely worth exploring. These units are designed for licensed contractors only and are sold in select areas, so be sure to check with your local branch for availability.
One of the key benefits of these units is their high efficiency, with some models reaching up to 22.3 SEER2. This means you can stay cool without breaking the bank on your energy bills.
Here are some of the key features that make ductless wall AC units stand out:
- High efficiency up to 22.3 SEER2
- Single zone and multizone compatible
- Anti-corrosion fin coating
- Quiet operation
- Follow me mode
- Turbo mode
In terms of durability, all-aluminum coils are a great option. Unlike copper, they won't rust over time and are more resistant to micro-leaks, which can increase the longevity and efficiency of your unit.
Wall-Mounted Features
The Wall-Mounted Mini-Splits features a high efficiency up to 22.3 SEER2, making it a great choice for those looking to save on energy costs.
These systems are designed for licensed contractors only and are sold in select areas, so be sure to check with your local branch for availability.
The compact design of these systems makes them ideal for single-room enhancements or buildings where no existing ductwork is available.
Wall-Mounted Mini-Splits are available in both single zone and multizone compatible systems.
Some key features of these systems include anti-corrosion fin coating, quiet operation, follow me mode, and turbo mode.
Here are some of the key features of Wall-Mounted Mini-Splits at a glance:
- HVAC equipment products sold to licensed contractors only
- High efficiency up to 22.3 SEER2
- Single zone and multizone compatible
- Anti-corrosion fin coating
- Quiet operation
- Follow me mode
- Turbo mode
Benefits of All-Aluminum Coil
The all-aluminum coil is a game-changer for your unit's longevity.
Unlike copper, which may rust over time, all-aluminum coils don't rust, ensuring your unit remains in good condition.
They're also more resistant to micro-leaks, which increases the longevity and efficiency of your unit.
With an all-aluminum coil, you can enjoy a more reliable and efficient performance over the years.
No Ducts, No Issue
Ductless mini-split heat pumps are a game-changer for single rooms or areas without ductwork.
They're easy to install and maintain, requiring only a small opening in the exterior wall, as small as four inches in diameter.
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Imagine having personalized temperature control for your bedroom or garage without the hassle of a ducted air conditioning system.
A single zone ductless system can help reduce the burden of your central heating and cooling system and provide comfort control for primary-use rooms, such as the main bedroom.
Proper installation is key, as improperly installed systems can reduce the system's effectiveness by 30% or more.
Daikin's discreet, yet powerful indoor units maximize square footage while providing energy-efficient comfort.
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Installation and Maintenance
Installing a ductless wall AC unit is a relatively straightforward process, but it does require some planning and preparation.
The unit itself is typically easy to install, with most models requiring only a few hours of labor to get up and running. This is because ductless units are designed to be compact and self-contained, eliminating the need for extensive ductwork and wiring.
You'll need to ensure that your home's electrical system can support the unit's power requirements, which usually range from 10 to 36 amps. This is a crucial step, as an overloaded electrical system can lead to safety issues and reduced unit performance.
Scheduling Multi-Split Installation
Scheduling multi-split installation requires some planning to ensure optimal efficiency and performance. You'll want to arrange for installation with an HVAC contractor who has experience with mini-split systems.
It's essential to choose a contractor who can explain the pros and cons of different ductless systems and provide several proposals for comparison. They should also have expertise in designing the system and properly locating the outdoor unit.
Proper location and elevation of the outdoor unit may vary depending on your region, so make sure the contractor you choose is familiar with local regulations.
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Are Units Loud?
Mini-split units are designed to be quiet, thanks to their DC motors, inverter compressors, and compact design.
You can expect quiet operation as low as 25dB from some mini-split solutions, making them suitable for homes with noise restrictions.
Before purchasing, check the unit's decibel rating (dB) as a reference to compare units.
Best Multi-Zone Multi-Splits
The best multi-zone ductless multi-splits offer customized climate control, allowing you to set the perfect temperature for each room. You can connect an outdoor unit to up to 8 indoor units.
Multi-zone ductless systems give you the freedom to choose from various indoor unit options, including ceiling, high-wall, and low-wall units. Some even come with a 3-D i-see-Sensor that scans each room to provide a thermal profile and directs the system to customize heating and cooling accordingly.
These systems are incredibly versatile, and with the right configuration, you can achieve 100% heating at 5°F. The SUZ Single-zone Heat Pump, for instance, can be used with multiple different indoor options and is available with Hyper-heating H2i plus performance down to -13°F.
With multi-zone ductless systems, you can enjoy quiet operation, as low as 46 dBa, and control each unit individually via remote control, app, or wall control. This means you can customize the temperature in each room to your liking, and the system will adjust accordingly.
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Buying and Warranty Information
To buy a ductless wall AC unit like a mini-split, you can purchase Durastar's mini-splits through Build With Ferguson.
Working with an HVAC contractor is recommended to ensure the right combination of products for your application and to secure the full extent of the manufacturer's warranty.
Durastar offers a generous 5-year parts and compressor warranty, but you need to register your product within 90 days to be covered.
Where to Buy an Air Conditioner
If you're looking to buy an air conditioner, it's essential to consider purchasing from a reputable source. You can find Durastar's mini-splits at Build With Ferguson.
Working with a contractor can ensure you get the right combination of HVAC products for your specific needs. This also guarantees the full extent of the manufacturer's warranty.
Purchasing directly from the manufacturer can be an option, but it's recommended to consult with a professional for the best results.
5-Year Product Guarantee
Our 5-Year Product Guarantee is a big deal, and for good reason. We're confident in the quality of our products and want to make sure you're protected in case anything goes wrong.
You'll be covered for up to 5 years if you register your product within 90 days. This means you can shop with us knowing you've got a safety net.
We'll take care of any parts and compressor issues that arise, giving you peace of mind. Just remember to register your product on time to make the most of this guarantee.
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Specialized Solutions
Ductless wall AC units are a great solution for specific cooling needs. They're perfect for small areas, such as home offices or studios.
Some ductless wall AC units can be up to 40% more energy-efficient than traditional central air systems. This is because they only cool the space they're installed in, rather than the entire house.
They're also a great option for homes with radiant floor heating, as they can be installed in conjunction with the heating system to provide both heating and cooling.
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Best for Historic Homes
If you're restoring a historic home, you'll want to consider a mini-split that's gentle on the building's original architecture. The 115V Wall-mounted indoor unit (MSZ-JP) is a great option.
This unit is energy-efficient and can be plugged into a standard electrical outlet, avoiding extensive electrical work or construction. It's perfect for historic homes.
The MSZ-JP has impressive ratings, with up to 20 SEER2 and up to 10 HSPF2. It also features Econo Cool, Swing Mode, and is available in 9,000 and 12,000 BTU/H capacities.
Here are some key features to consider:
- Up to 20 SEER2
- Up to 10 HSPF2
- Econo Cool
- Swing Mode
- Available in 9,000 and 12,000 BTU/H capacities
- ENERGY STAR-certified
- 100% heating at 5°F
- Control the indoor unit with a wall unit, remote control, or app
Explore Single Room Solutions

A single room solution can be a game-changer for homeowners who want to add comfort and efficiency to their space.
Single zone ductless systems are ideal for projects where traditional ductwork isn't feasible, and they're easy to maintain.
These systems consist of a compact outdoor unit and a sleek indoor unit that can be mounted on a wall.
A line set connects the two units, requiring as tiny as a four-inch hole in the exterior wall.
You can control the settings with a wireless remote or smartphone app, and some models can be integrated with Daikin's ONE+ system for added convenience.
Improperly installed systems and leaky ducts can reduce a system's effectiveness by 30% or more, so proper installation is key.
A single zone ductless system can help reduce the burden on your central heating and cooling system and provide comfort control for primary-use rooms.
Here are some benefits of single zone ductless systems:
- Compact size makes them ideal for single-room enhancements
- Energy-efficient comfort
- Discreet indoor units maximize square footage
- Can be controlled with a wireless remote or smartphone app
- Can be integrated with Daikin's ONE+ system
Product Types and Configurations
Ductless wall AC units come in various types and configurations to suit different needs and preferences. You can choose from single-zone and multi-zone systems.
Single-zone systems are great for efficiently cooling and heating a single space without the hassle of ductwork. Friedrich's Floating Air Single Zone Ductless Split Systems offer a range of cooling ranges and indoor unit options.
Multi-zone systems, on the other hand, allow for customized, zoned cooling and heating for multiple rooms. You can set room-by-room temperature preferences with Friedrich's Floating Air Multi Zone Ductless Split Systems, which come in various cooling ranges and indoor unit options.
Some ductless systems, like the SUZ Single-zone Heat Pump, offer exceptional versatility and can be used with multiple indoor options. These units can increase energy efficiency and maximize comfort while maintaining a quiet operation, as low as 46 dBa.
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Low-Profile Temperature Control Unit
These units are perfect for small areas, fitting seamlessly into most spaces with their slim profile.

They're wall-mounted mini-splits that provide high-efficiency temperature control, making them a great option for small spaces.
With advanced efficiency up to 26.4 SEER2, you can expect reliable performance.
They're also quiet, operating as low as 25dB, so you can enjoy a peaceful environment.
You can configure them for single or multi-zone systems, ensuring optimal comfort for your home.
Durastar's ductless mini-splits are available nationwide for direct purchase through Build with Ferguson.
It's essential to work with a licensed HVAC contractor to select and install the best combination of Durastar products for your home, as the product warranty may be voided otherwise.
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Multi-Zone Systems
Multi-Zone Systems are perfect for customized climate control, offering room-by-room temperature control and comfort. This means you can enjoy a different temperature in each room.
You can configure a mini-split system for single-zone or multi-zone applications, with each unit connected to one outdoor unit. This flexibility is a game-changer for homes with unique heating and cooling needs.
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Multi-zone ductless systems can support up to 8 indoor units, making them ideal for larger spaces. From designer units to recessed units and floor mounts, you have plenty of options to suit your style.
Friedrich's Floating Air Multi Zone Ductless Split Systems allow you to set room-by-room temperature preferences for up to 5 rooms. This level of customization is hard to beat, and it's perfect for homes with multiple occupants.
Frequently Asked Questions
Are ductless wall air conditioners good?
Ductless wall air conditioners are a good option for energy efficiency and flexibility, but may require a higher upfront investment. They can offer long-term benefits and potential rebates, making them a viable alternative to traditional central air systems.
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