What's Included in a Typical Glass & Glazing Quote?
Usually included: Glass supply and installation, sealing, and glazing beads. Frames if required.
Usually extra: Full window frame replacement (separate quote), building consent for major changes.
NZ Price Ranges (Baseline β Christchurch)
| Scope | Estimated Cost |
|---|---|
| 1β3 standard pane replacements | $400 β $1,500 |
| Double glaze retrofit (5β10 windows) | $4,000 β $10,000 |
| Full home re-glaze to double glaze | $12,000 β $35,000 |
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 reduces heat loss by ~50% vs single glaze
- Retrofit double glazing is cheaper than full window replacement
- Safety glass is required by NZ code near doors and low windows
- Always get at least 3 written quotes before committing.
- Check licence on the relevant NZ register.