Climate & Plumbing
- High-wall units
- Installs heat pumps
- Heat pump hot water
6 heat pump installers based in New Plymouth do high-wall heat pump installation. The best reviewed: Climate & Plumbing (4.8 from 443 reviews), HeatCool Taranaki (5.0 from 26 reviews), Tengo Electrical (5.0 from 15 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.