What's Included in a Typical Window Replacement Quote?
Usually included: Supply of uPVC or aluminium double-glazed windows, removal of old windows, installation, interior and exterior trims.
Usually extra: Structural alterations, consent fees (if opening sizes change), internal painting, curtain tracks.
NZ Price Ranges (Baseline β Christchurch)
| Scope | Estimated Cost |
|---|---|
| 1β3 windows (standard sizes) | $1,200 β $3,500 |
| 5β8 windows (full room or house partial) | $5,000 β $12,000 |
| Full house re-window (10β20+ windows) | $15,000 β $40,000 |
Christchurch baseline β apply city multiplier for your region. Auckland is ~15% higher; Queenstown ~20% higher; Invercargill/Whanganui ~10% lower.
Tips for Getting the Best Quote
- Double-glazing is mandatory for new builds under NZ Building Code β worth upgrading if replacing single glazing
- Aluminium joinery is most common in NZ; uPVC offers better thermal performance
- Get written confirmation of the glazing unit's energy rating
- Low-e glass adds cost but significantly reduces heat loss in cold climates
- Always get at least 3 written quotes before committing.
- Check licence on the relevant NZ register.