Mini-Split (Ductless)
A ductless heat-pump system with one outdoor unit and one-to-many wall- or ceiling-mounted indoor heads, controlled per zone.
Quick answer
Mini-Split (Ductless): A ductless heat-pump system with one outdoor unit and one-to-many wall- or ceiling-mounted indoor heads, controlled per zone. Typical cost: $3,500–$7,500 per zone installed; $8,000–$18,000 for a 3–4 zone home..
Why it matters
Mini-splits add efficient heating and cooling to homes without ducts and let you zone-control rooms you actually use — major bill savings vs whole-house systems.
Typical cost
$3,500–$7,500 per zone installed; $8,000–$18,000 for a 3–4 zone home.
Pros
- • No ductwork required
- • Per-room zoning
- • High efficiency (SEER2 20+)
- • Heat and cool
Cons
- • Visible indoor heads
- • Higher per-ton cost than central
- • Requires skilled installer
Common uses
- • Older homes without ducts
- • Additions and ADUs
- • Garages and finished basements
Alternatives
Central heat pumpWindow units
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Frequently asked questions
- Do mini-splits work in cold climates?
- Yes — cold-climate models hold capacity to -5°F and operate to -15°F or lower.
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