SubZero Refrigeration & Air Conditioning
- High-wall units
- Installs heat pumps
- Ducted systems
8 heat pump installers based in Wellington do high-wall heat pump installation, and 2 more within 25 km do too. The best reviewed: Fellow Electrical (5.0 from 153 reviews), Silver Fern Electrical (5.0 from 84 reviews), SubZero Refrigeration & Air Conditioning (5.0 from 59 reviews).
Every heat pump installer here says on their own website that they do high-wall heat pump installation. Call two or three and get written quotes to compare.
| Heat pump | Typical installed price |
|---|---|
| Small high-wall, about 2.5 kW (bedroom, small room) | $2,000 to $3,200 |
| Medium high-wall, about 5 kW (lounge) | $2,800 to $4,800 |
| Large high-wall, about 8 kW (open-plan living) | $3,500 to $5,500 |
| Ducted, whole house | $12,000 to $22,000 |
Installed prices, including GST, for a standard back-to-back install. Based on published price guides from eight NZ installers and retailers, updated Oct 2026. What changes the price
Enter the room size and how well it holds heat for a rough size. An installer confirms it when they measure up.
About 5 kW
A rule of thumb NZ installers use, for a room with a standard 2.4 m ceiling. High ceilings, big windows and open-plan spaces need more, so an installer should confirm it.