Ducted air conditioning
cost in Darwin
Ducted air conditioning costs $11,500–$17,500 installed in Darwin, single-storey zoned systems from $11,500, two-storey systems from $14,500, with roof access and zone count driving the spread.
Ducted quotes for Darwin
Ducted is never quoted accurately by phone, real quotes from licensed locals, obligation-free.
What Darwin homeowners pay for ducted
| Job | Installed price | Suits |
|---|---|---|
| Like-for-like changeover (ducts reused) | $11,500–$14,500 | Existing ducted home, old unit failed |
| New ducted, single storey, zoned | $11,500–$14,500 | 3-bed single-storey with roof access |
| New ducted, two storey, zoned | $14,500–$17,500 | 4-bed two-storey family home |
Full local pricing across all system types on the Darwin cost guide; national ducted detail on the ducted price guide.
What moves a Darwin ducted quote
Roof cavity access
The single biggest labour variable. Generous, clear cavities install fast; tight, trussed or insulated-panel roofs add days. Identical floor plans quote differently street to street because of it.
Zone count and controls
Each zone adds motorised dampers, wiring and controller capability. Day/night zoning is the value sweet spot; individual-room zoning with smart control is where quotes climb fastest.
Tropical spec throughout
Corrosion-resistant equipment and cyclone-region mounting are non-negotiable in the Top End, and ducted condensers are big investments to protect. Ask what's rated for Darwin conditions.
Humidity is the design load
A Darwin ducted system fights moisture as much as heat. Sizing for wet-season humidity is what keeps the whole house actually comfortable in January.