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Technician installing a ductless mini-split indoor unit on a wall

Ductless mini-splits

Ductless mini-split installation for the rooms central air cannot reach

Additions, garages, upstairs bedrooms, older homes, small offices. If running ducts is not practical, a mini-split puts cooling exactly where you need it.

Not every cooling problem is a central-air problem. Additions, converted garages, upstairs rooms that stay warm, older homes with limited ducts: these usually need cooling delivered straight to the room, not more strain on the main system.

That is what a ductless mini-split does. RCI installs and replaces them for homes and light commercial spaces across the OKC metro, single-zone or multi-zone, backed by 27 years of experience and honest advice about whether ductless is actually the right fit for your layout.

What a ductless system is

A mini-split has an outdoor unit and one or more indoor heads mounted in the rooms you want to cool. No ductwork. Each head cools its own zone with its own control. It works well for:

  • Home additions
  • Converted garages or workshops
  • Upstairs bedrooms that stay warmer than the rest of the house
  • Older homes with limited or outdated ducts
  • Small offices and light commercial spaces
  • Any room that needs its own temperature control

When installation makes sense

A new ductless system is usually the right call if:

  • You are adding living space and want it cooled independently
  • You have hot spots that never go away
  • Extending the existing ductwork would be costly or impractical
  • You want room-by-room control
  • Your current system cannot reliably cool certain areas

Single-zone or multi-zone

A single-zone system solves one problem room: a master bedroom, home office, garage conversion or bonus room. A multi-zone system runs several indoor heads off one outdoor unit, for whole-home upgrades, homes with multiple hot spots, or light commercial spaces such as offices and storefronts that need flexible control.

We help you pick for what you need now and what you might add later.

Sizing

A head that is too small runs constantly in peak heat and never catches up. One that is too big short cycles and leaves the room uneven. We match the unit to the space and how you use it.

When to replace an existing mini-split

Ductless systems last, but they do wear out. Consider replacement if:

  • Repairs are becoming frequent
  • The system cannot hold a stable temperature
  • Cooling output has noticeably dropped
  • It runs longer than it used to reach the setting
  • Utility costs went up without any change on your end

Repair or replace, honestly

Nobody gets pushed into a bigger job than they need. We look at the condition of the existing unit, whether a repair is still practical, and whether replacement gives you a clear improvement. If repair is the smart choice, we say so.

What to expect

How a ductless ac installation & replacement call goes

  1. 1EvaluationWe talk through your problem areas, comfort goals and layout.
  2. 2RecommendationWe compare options and tell you whether single-zone or multi-zone is the right fit.
  3. 3Installation or replacementNew unit or changeout, installed with the same attention to detail.
  4. 4Performance checkWe confirm stable cooling and proper operation before summer hits.
  5. 5Care basicsWe cover filter cleaning and seasonal maintenance so the system lasts.

FAQ

Common questions

Something else? (405) 693-6885. You'll get a real person.

Will a mini-split fix my hot upstairs bedroom?+

Usually, yes. That is the most common reason people call us about ductless. It cools that room directly instead of asking the main system to push more air up there.

Can a ductless system cool a whole house?+

A multi-zone system can, with an indoor head in each area. Most residential installs are single-zone for one problem room or an addition, but whole-home setups are common in older houses with poor ducts.

Do mini-splits need maintenance?+

Yes. The indoor filters need regular cleaning, and a seasonal check keeps output and efficiency where they should be.

Is ductless a good option for a small office or storefront?+

Often, yes. It gives you zone control and a cooling upgrade without a major duct renovation, which keeps the job short and the disruption low.

Need heat, cool, or a straight answer?

Call, or send a note and we'll get right back to you. Same-day service in most cases.

Open 7 days · Same-day service in most cases · Family-owned in Moore, OK

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