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Outdoor AC disconnect box with a clean electrical whip.
Ductless Mini Split Installation Near You for Bonus Rooms, Sunrooms, Garages, Additions and Older Homes Without Ductwork
Right Away Heating and Air Cools the Rooms Your AC Can't
Updated November 2026
Right Away Heating and Air installs ductless mini splits near you for the rooms central air can't keep up with. A mini split pairs a quiet wall unit inside with a compact outdoor unit, connected by a small line through the wall. No ducts, no attic runs.
We install ductless mini splits in Ladson, SC and across the Charleston area.
Single-zone ductless mini splits typically run $3,500-$9,600+ installed, and multi-zone systems for several rooms run $4,150-$17,900+. Mini splits heat too, so one system handles the room all year. Ask about 0% financing for 12 months. Call 843-996-8904.
- American Standard Customer Care Dealer
- SC License CLM.119013
- 20+ Years Lowcountry HVAC
- 0% Financing for 12 Months
- All Brands Serviced
Editor view: the real Duda form sits in its own block and moves here on Preview and the live site.
$50 off any repair is applied to your ticket automatically.
Ladson, SC 29456
Where Does a Ductless Mini Split Make Sense?
Five Rooms That Need One
A ductless mini split makes sense anywhere your central system can't reach, can't keep up, or would cost too much to extend. These are the rooms we install them in most.
| Room | Why a Mini Split Works |
|---|---|
| Bonus room over the garage | Central system can't push enough air that far |
| Sunroom or Florida room | Big glass walls overwhelm the main system |
| Garage, shop or gym | No ducts and separate hours of use |
| Home addition | Avoids oversizing or overloading the existing system |
| Older home with no ducts | Cools and heats without tearing into walls |
Is a Mini Split Better Than Extending My Ductwork?
A mini split is often better than extending ductwork when the room is far from the air handler, the existing system is already working hard, or there's no good path for new ducts.
| Option | Best When | Watch Out For |
|---|---|---|
| Extend existing ducts | System has extra capacity, short duct run | Starving other rooms of air |
| Ductless mini split | Far room, maxed-out system, no duct path | Wall unit is visible |
| Separate ducted system | Large addition with attic space | Higher cost and more equipment |
Five Rooms That Need One Written prices, $50 off any repair and free second opinions.
How Much Does a Ductless Mini Split Cost Near You?
Single Zone From $3,500-$9,600+
A ductless mini split near you typically costs $3,500-$9,600+ for a single-zone system and $4,150-$17,900+ for a multi-zone system with two to five indoor units. Electrical work can add $1,000-$3,000+ if the panel needs room.
| Mini Split System | Typical Lowcountry Price Range |
|---|---|
| Single zone, one room | $3,500-$9,600+ |
| Two zones | $6,500-$11,000+ |
| Three to five zones | $9,000-$17,900+ |
| New circuit and disconnect | $300-$900+ |
| Panel or subpanel upgrade, if needed | $1,000-$3,000+ |
| Line set cover for a clean exterior look | Quoted per job |
Prices are typical Lowcountry ranges for planning. Your written quote is the final word.
What Changes the Price of a Mini Split Install?
The price of a mini split install changes with the number of rooms, the size of each room and how far the line set has to run.
- Zones: each indoor unit adds equipment and labor.
- Capacity: bigger rooms and sunrooms need bigger units.
- Line set length: longer runs from the outdoor unit cost more.
- Indoor unit style: wall, ceiling cassette or floor console.
- Electrical: a full panel may need a subpanel.
Single Zone From $3,500-$9,600+ Written prices, $50 off any repair and free second opinions.
How Ductless Mini Splits Work
Heat Pump, No Ducts
A ductless mini split is a small heat pump. The outdoor unit moves heat in or out through a refrigerant line, and the indoor unit blows conditioned air straight into the room.
| Part | What It Does |
|---|---|
| Outdoor unit | Inverter compressor that speeds up or slows down as needed |
| Indoor head | Quiet fan and coil that cools, heats and dehumidifies the room |
| Line set | Small refrigerant, drain and power line through a 3-inch hole |
| Remote or app | Controls temperature, fan speed and dry mode for each room |
Do Mini Splits Heat in the Winter?
Yes. Ductless mini splits heat as well as cool, and most handle Lowcountry winters easily. Many models keep heating well below freezing.
- Heat and cool with the same unit.
- Each room sets its own temperature.
- Dry mode pulls humidity without overcooling.
Heat Pump, No Ducts Written prices, $50 off any repair and free second opinions.
Ductless Mini Split Repair and Maintenance
Every Brand Serviced
Ductless mini split repair and maintenance from Right Away Heating and Air covers every brand, including Mitsubishi, Daikin, Fujitsu, LG and Carrier. Mini splits need regular filter and coil cleaning to stay quiet and efficient.
| Mini Split Problem | Common Cause |
|---|---|
| Musty smell | Mold on the blower wheel or coil |
| Water dripping from the head | Clogged drain or bad drain pump |
| Blinking lights or error code | Sensor, board or communication fault |
| Not cooling or heating | Low refrigerant, dirty filter or outdoor unit fault |
| Loud indoor unit | Dirty or out-of-balance blower wheel |
How Often Should a Mini Split Be Serviced?
A mini split should get a professional cleaning once or twice a year, and the filters should be rinsed every few weeks in heavy use.
- Rinse the washable filters every 2 to 4 weeks in summer.
- Book a deep cleaning of the coil and blower once a year.
- Keep the outdoor unit clear of leaves and pine straw.
Every Brand Serviced Written prices, $50 off any repair and free second opinions.
How Right Away Heating and Air Installs a Mini Split
Usually One Day
A mini split install from Right Away Heating and Air usually takes one day for a single zone and one to two days for a multi-zone system.
- Size each room with a load calculation.
- Pick the spots for the indoor head and outdoor unit with you.
- Mount and drill the bracket and a small line set hole.
- Run the line set and drain, covered outside for a clean look.
- Wire the system to a dedicated circuit.
- Pressure test and vacuum before releasing refrigerant.
- Start up and walk you through the remote and app.
Usually One Day Written prices, $50 off any repair and free second opinions.
Mini Split Financing and Specials
Spread Out the Cost
Mini split financing from Right Away Heating and Air runs through Service Finance, with 0% for 12 months on approved credit. Repairs on existing mini splits get $50 off.
| Offer | What You Get |
|---|---|
| 0% Financing for 12 Months | No interest for a full year on approved credit |
| $50 Off Any HVAC Repair | Applies to mini split repairs |
| Comfort Club | Tune-ups for central systems and mini splits |
Restrictions apply.
Ductless mini split installation Across 20 Lowcountry Communities From Ladson
One Local Team, 20 Towns
Ductless mini split installation from Right Away Heating and Air runs out of our Ladson office at 9565 William Aiken Ave, Suite 104, and covers 20 communities across Charleston, Berkeley and Dorchester counties.
Right Away Heating and Air in Ladson, SC
Right Away Heating and Air in Ladson, SC puts ductless mini split installation techs close to I-26 and US-78, so they can reach Berkeley, Charleston and Dorchester county homes quickly.
Towns We Cover for Ductless mini split installation
| Area | Communities |
|---|---|
| Closest to Ladson | Summerville, Goose Creek, North Charleston, Hanahan |
| Berkeley County | Moncks Corner, Daniel Island |
| Charleston County | West Ashley, Mount Pleasant, Awendaw, Hollywood, Ravenel, Meggett |
| Sea islands and beaches | James Island, Sullivan's Island, Isle of Palms, Johns Island, Kiawah Island, Yonges Island, Seabrook Island, Edisto Island |
One Local Team, 20 Towns Written prices, $50 off any repair and free second opinions.
Frequently Asked Questions About Ductless Mini Splits Near You
Straight Answers on Mini Splits
How Much Does a Mini Split Cost Installed?
A single-zone mini split typically costs $3,500-$9,600+ installed. Multi-zone systems run $4,150-$17,900+.
Can One Mini Split Cool a Whole House?
One mini split can cool an open area, but whole houses usually need a multi-zone system or central air, because walls block airflow between rooms.
Are Mini Splits Energy Efficient?
Yes. Mini splits use inverter compressors and lose no air through ducts, so they're among the most efficient ways to cool and heat a room.
Do Mini Splits Help With Humidity?
Yes. Most mini splits have a dry mode that pulls moisture from the room without overcooling it.
How Long Do Mini Splits Last?
Mini splits usually last 12 to 20 years with regular cleaning.
Do You Repair Mini Splits You Didn't Install?
Yes. We repair and maintain every major mini split brand.
Is a Mini Split Loud?
No. Indoor heads run very quietly on low speed, and outdoor units are quieter than most central AC condensers.
Do You Offer Financing?
Yes. 0% for 12 months on approved credit through Service Finance.
Reviewed by Blake Miller, Owner, Right Away Heating and Air
Get a Ductless Mini Split Quote Near You From Right Away Heating and Air
Cool That Hot Room
Right Away Heating and Air will size a mini split for your hot room and give you a written price. Call 843-996-8904.
9565 William Aiken Ave, Suite 104, Ladson, SC 29456
