Ductless mini-split installation & repair on Cape Cod.
A room above the garage. A home office. A space without existing ducts. OnCape provides ductless mini-split installation, repair, and maintenance for Cape Cod homes and businesses.
Request mini-splits serviceDuctless mini-splits for your Cape Cod property
Ductless systems connect indoor units to outdoor equipment without conventional ducts. Include the number of indoor units and whether one or all are affected when you request service.
When your system needs attention
- An indoor unit is not cooling the room.
- Airflow is weak or inconsistent.
- You see an error message on the unit or controller.
- There is unexpected noise or water around an indoor unit.
You don’t need to know the cause before contacting us. Tell us what you’ve noticed, and we’ll discuss the next step.
Installation and replacement
Single-room and multi-room needs call for different layouts. We can discuss the spaces you use, unit locations, and comfort goals. Heating capability depends on the equipment; confirm the intended use during the planning conversation.
Discuss an installationRepairs and troubleshooting
Controller settings, airflow, drainage, and equipment faults can affect performance. Share any displayed error code, the equipment brand if known, and what changed before the problem appeared.
Maintenance for the season ahead
Mini-splits have different filters and indoor-unit arrangements from central AC. Ask about maintenance for your particular system rather than assuming the central AC checklist applies to every ductless unit.
Explore maintenanceDuctless mini-splits: a look at our work.
See equipment and details photographed on OnCape jobs. Open any photo for a closer look.

Outdoor mini-split installation
The outdoor unit, support stand, and line-set connection on a ductless installation.
Explore mini-splits
Ductless comfort by the stairs
A wall-mounted indoor unit fitted beneath a sloped ceiling above a stairwell.
Explore mini-splits
Comfort in the living room
An indoor mini-split positioned above the seating area in a finished living space.
Explore mini-splitsQuestions about ductless mini-splits?
Have a question about your system?
Let’s talk it through.
Can a mini-split serve more than one room?
Some systems support several indoor units; others serve one space. The right arrangement depends on the property and compatible equipment. Include how many rooms you would like to condition.
Do mini-splits provide heating as well as cooling?
Some mini-splits are heat pumps and provide both; others are cooling-only. Capabilities depend on the model. We will discuss your equipment and intended use before defining the work.
Do I need existing ductwork?
Ductless mini-splits do not rely on conventional ducts. They still need suitable equipment locations and connections between the indoor and outdoor units.
Your comfort starts with a conversation.
A repair, a replacement, or a little preventive care. Tell us what you need.
