Advantages and Disadvantages of Mini Split Units

11.21.2023 | News, Product

advantages and disadvantages of mini split units

Looking to replace your window unit? Mini split air conditioning units, also known as ductless AC systems, are popular because they save energy and offer installation flexibility. However, like any other technology, they also come with their own set of advantages and disadvantages. In this article, we will explore both sides of the coin regarding mini split units.

Advantages of Mini Split Units:

Ductless mini split systems have a low energy consumption. They have the ability to heat or cool individual spaces unlike central AC systems that lose energy through ducts. This targeted cooling along with their advanced operating technology, reduces energy waste resulting in lower utility bills.

Flexibility: Mini split outdoor units are offered in single, and multi-zone systems which allows for greater installation flexibility compared to central hvac systems. They consist of two main components: an outdoor compressor unit and one or more indoor air handlers. Indoor air handling units are offered in many styles and designs to be mounted on walls, floors or in ceilings. This flexibility allows for customized cooling solutions for different areas of a home or office.

Zoning Capability: One of the major advantages of mini split units is their zoning capability. You can control each indoor unit independently, allowing you to personalize temperature settings in different rooms. This feature improves comfort and saves energy by cooling only the used areas, enhancing efficiency.

Installation: Installing a single, or multi-zone system can be much easier and quicker than central ducted systems. When using ductless indoor units, there is no duct calculations or time fabricating and assembling ductwork which leads to an increase in installation time. This type of mini split system has a quick and easy piping calculation that can be done in minutes and with piping connections being flared, the installing contractor can get the job done quicker and be on their way to their next call.

Disadvantages of Mini Split Units:

Mini split units may cost more upfront than traditional central air conditioning systems of the same capacity. The cost includes the purchase of both the outdoor compressor unit and the indoor air handlers. However, when considering the equipment cost of a central system combined with the labor and materials to install ductwork, the total cost difference is marginal at best. Considering the long-term energy savings and increased comfort that mini splits provide, there’s no comparison between the two.

Like all AC systems, Mini Splits require professional installation to ensure proper sizing, placement, and connection of the indoor and outdoor units. Improper installation can lead to reduced efficiency and performance issues.

Appearance: Some people may not like how some of the indoor air conditioners look as compared to just having a vent in the ceiling or floor. However, manufacturers have made efforts to design indoor units in various colors and styles to fit most any décor.

Good news! Inaba Denko America has Slimduct SD and DSH-Up; HVAC accessories for mini-split, unitary, and inverter systems. Slimduct SD is premium line set cover that protects and makes every install look professional. DSH-Up is a flexible drain hose that makes any HVAC installation simple.

In conclusion, mini split units offer several advantages such as energy efficiency, flexibility, and zoning capability. However, they may also come with a higher upfront cost and potential aesthetic concerns. Considering the advantages and disadvantages is crucial when deciding if mini split units are suitable for your heating and cooling needs in your home.


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