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What Is A Ductless Split?
hvac
3/30/2021
Erin Smith

What Is A Ductless Split?

Have a room in your home that always seems hotter than the rest? If so, you might not be familiar with ductless split—or mini split—systems. These setups could be just what you need to even things out.

Unlike central air systems that rely on ductwork to move cool air throughout the house, ductless splits don’t require any ducts. In homes equipped with central AC, air typically flows through ducting built into the walls, ceilings, or floors. However, many homes—especially older properties or new additions in the Wasatch Front—don’t have ductwork in place. At Blue Best Plumbing, Heating, Air, & Generators, we regularly encounter this in our service areas.

Traditionally, homeowners have turned to swamp coolers or window units as alternatives. While those get the job done, they can be loud, inefficient, and not the most attractive options. Ductless splits present a more efficient and modern solution. They’re especially useful for targeted cooling—like keeping a home office or guest bedroom comfortable—without overworking the entire HVAC system.

How Does a Ductless Split Work?

A ductless split system is made up of three essential components:

  • Air Handler: This indoor unit mounts to the wall and delivers cool air straight into the room.
  • Condenser: Located outside, this unit looks like a smaller version of a traditional AC condenser—usually around 30" x 12". It can be tucked away under a deck or even placed on the roof.
  • Copper Lines: These lines connect the indoor air handler with the outdoor condenser, circulating refrigerant to cool the space.

Why Choose a Ductless Split System?

Ductless splits come with a variety of appealing features for homeowners:

  • Ultra-Quiet Performance: Many units run as quietly as 36 decibels—quieter than most dishwashers or refrigerators.
  • Smart Functionality: These systems often include thermostat controls and can be managed via smartphone or integrated into a smart home setup.
  • High Efficiency: With SEER ratings reaching up to 33, ductless splits outperform even the most efficient central air units, which typically top out around 25 SEER.
  • Customized Comfort: Each air handler has its own thermostat, so you can set different temperatures in different rooms.
  • Multi-Zone Options: Some setups allow a single outdoor condenser to power multiple indoor units.
  • Heating Capability: Certain models include heat pump technology, letting you use the same system to warm your home in winter.

Whether you're addressing areas without ductwork or just want more precise control over your home’s climate, a ductless split system is a smart, flexible solution.

Interested in learning more about how a ductless split can work for your home? Contact the team at Blue Best Plumbing, Heating, Air, & Generators to schedule your consultation today.

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