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Ductless Specialists

Ductless Mini-Split Installation, Repair & Maintenance in Plano, TX

Ductless systems solve the comfort problems ductwork cannot reach: the room addition that was never tied into the existing system, the converted garage, the upstairs space that runs warmer than everywhere else. Each indoor head is its own zone with its own temperature setting, so you condition the rooms you actually use.

Trotter Air Services installs and services ductless equipment across Plano and the Greater Dallas area, including Samsung, Mitsubishi and LG systems. Start with mini-split installation, repair or maintenance. Our technicians are NATE-certified.

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Family-Owned &
Operated Since 1970

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Room-by-Room
Zone Control

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NATE-Certified
Technicians

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No Ductwork
Required

Our Ductless Services

Mini-Split Services in Plano, TX

Ductless equipment is simple to live with and specific to service. Here is where to start.

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Mini-Split Installation

Where each indoor head goes, how the refrigerant lines run and where condensate drains all decide whether a ductless install works well and looks right. We plan those before anything is mounted, and size each zone to its room.

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Mini-Split Repair

One head not cooling while the others work, water dripping from an indoor unit, error codes on the display, or an outdoor unit that will not start. We diagnose per zone and at the condenser rather than guessing which end the fault sits at.

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Mini-Split Maintenance

Ductless systems have no central filter, so the filter in each head does that work and needs regular attention. Annual service also covers condensate drainage, refrigerant charge and the electrical connections at each zone.

Is Ductless the Right Answer?

Ductless is the better choice in some situations and the wrong one in others, and we will tell you which. Conditioning a space with no ductwork is what it does best, whether that is an addition, a converted garage or a bonus room. One room nobody can get comfortable is often solved with a single zone without touching the equipment serving the rest of the house. Shopping by brand is worth starting on our Samsung mini-split systems page. But if you already have good ductwork throughout, central air or a ducted heat pump is usually the more sensible investment.

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How Ductless Works

What Makes Ductless Different

A mini-split is not simply a smaller air conditioner. The differences change what it is good at and what it asks of you.

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Every Head Is a Zone

Each indoor unit has its own setting, so a guest room nobody is using is not being conditioned alongside the living room. Multi-zone systems connect several heads to one outdoor unit, with how many depending on equipment capacity and the load of each room.

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No Ducts to Install

A ductless install needs only a small wall penetration for the refrigerant lines, which keeps the project out of ceilings and closets. In a finished space or an addition that was never tied into the main system, that is often the deciding factor.

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Heating and Cooling Together

Most ductless systems are heat pumps, so the same equipment that cools a room through a Texas August heats it in January. For a space that currently has neither, one installation covers both seasons.

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Filters and Condensate

Because there is no central filter, each head carries its own and keeping them clean is the single biggest factor in long-term performance. The other common call is condensate drainage, where a blocked or poorly sloped drain sends water out of the housing.

Already have a different brand? Our technicians service and repair all brands and models of HVAC equipment - regardless of who manufactured or installed it.

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Our Service Area

Proudly Serving Plano, TX & Greater Dallas Since 1970

For over five decades, we've been the HVAC company that Greater Dallas families call first. Our service area has grown along with the communities we serve, and today we're proud to provide expert heating, cooling, and indoor air quality services throughout the region.

When you call Trotter Air Services, you're not getting a national franchise or an out-of-town contractor who doesn't understand local conditions. You're getting a team of Dallas natives who know the unique challenges our Texas climate presents - from scorching summer heat to unexpected winter freezes.

Serving Communities Around:

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Not Sure if We Service Your Area?

Chances are we can help! We've served the Greater Dallas area for three generations, so please call 972-424-9233 or contact us today to see if we come out to your area.

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Frequently Asked Questions About Ductless Mini-Splits in Plano, TX

Yes. Multi-zone systems connect several indoor heads to a single outdoor unit, with each head controlled independently. How many zones one outdoor unit can carry depends on the capacity of the equipment and the load of each room, which is what we work out during the site visit.

Most ductless systems are heat pumps, so they heat and cool from the same equipment. For a space that currently has neither, that means one installation covers both seasons rather than adding a separate heating source later.

Almost always a condensate drainage problem. The head produces water as it cools, and if the drain line is blocked or has lost its slope, that water backs up and finds its way out of the housing. It is a common call and usually a straightforward fix, but worth handling promptly to avoid damaging the wall.

We install and service Samsung, Mitsubishi and LG ductless systems, alongside Armstrong equipment. Which one suits a project depends on the zones involved and how the space is used, so we make that recommendation after seeing the home rather than before.

Comfort in the Rooms Your Ductwork Missed

If there is a space in your home that has never been comfortable, ductless is usually the answer. Start with mini-split installation, or with repair and maintenance if you already have a system.