Mini-split air conditioners are a great way to efficiently cool and heat your home without the need for ductwork. But when shopping for one, you’ll notice there are several types—Wall-Mounted, Floor-Standing, Cassette, and Ducted. What do they mean, and how are they different?
Here’s a clear breakdown to help you choose the right type for your home.
1. Wall-Mounted Mini-Splits
Most common in U.S. homes, these are installed high on a wall and are ideal for bedrooms, offices, and smaller living areas.
- Cooling Range: 9,000 to 34,000 Btu/h
- Energy Efficiency (SEER2): 19–22
- Noise Level: As low as 22 dB
- Airflow Direction: Up/Down, Left/Right
- Maintenance: Removable, washable filter
- Best for: Small to medium rooms with available wall space
2. Floor-Standing Mini-Splits
These sit near the floor and are perfect for rooms with limited wall space—like those with low ceilings or lots of windows.
- Cooling: 34,000 Btu/h
- Airflow: Up to 1,150 CFM
- Noise: 48–54 dB
- Airflow Direction: Up/Down, Left/Right
- Maintenance: Professional cleaning recommended
- Best for: Medium to large rooms
3. Cassette Mini-Splits
Recessed into the ceiling, cassette units deliver air in all directions—ideal for open, square rooms or modern commercial spaces.
- Cooling: 34,000 Btu/h
- Airflow: 360° circulation, up to 1,071 CFM
- Noise: 39–52 dB
- Installation: Requires ceiling load-bearing support
- Maintenance: Professional servicing needed
- Best for: Large open-plan rooms
4. Ducted Mini-Splits
Installed above the ceiling and connected to ducts, these systems offer discreet comfort for entire homes or multiple rooms.
- Cooling: 34,000 Btu/h
- Airflow: Highest, at 1,324 CFM
- Noise: 38–43 dB
- Installation: Ceiling and ductwork required
- Maintenance: Professional cleaning required
- Best for: Zoned or whole-home cooling
Quick Comparison
| Feature | Wall-Mounted | Floor-Standing | Cassette | Ducted |
|---|---|---|---|---|
| Visibility | Visible on wall | Visible near floor | Hidden in ceiling | Fully concealed |
| Installation Area | Wall | Floor | Recessed ceiling | Ceiling with ducts |
| Best For | Bedrooms, offices | Rooms with low walls | Large/open rooms | Whole-home, zoned |
| Airflow Style | Multi-directional | Multi-directional | 360° | Ducted |
| Maintenance | DIY filter clean | Professional clean | Professional clean | Professional clean |
Need Help Choosing?
Each mini-split type has its strengths, depending on your space and comfort needs. If you’re not sure what works best for your home, contact our HVAC experts at support@tosotdirect.com for a free consultation or browse our full range of systems.
