1. Is it time?
- ☐ Rust or coating loss across several sheets
- ☐ Multiple cracked or slipped tiles
- ☐ Leaks in more than one place
- ☐ Roof over 15 years old (affects consent position) 1
2. Before quotes
- ☐ Could it contain asbestos? Arrange testing 2
- ☐ Rough roof area
- ☐ Distance from the sea (exposure category) 3
3. Questions for each roofer
- ☐ LBP licence? 4
- ☐ Wind zone and fixing pattern? 5
- ☐ Product, warranty and washing requirements?
- ☐ Scaffold, removal, disposal included?
- ☐ Allowance for rotten battens or framing?
- ☐ Consent needed? 6
4. Before work starts
- ☐ Clear access and parking for scaffold and deliveries
- ☐ Tell neighbours
- ☐ Move valuables from the ceiling space
5. At handover
- ☐ Warranty and maintenance documents
- ☐ Record of Building Work if applicable 7
Sources
- MBIE Building Performance — Recladding roofs (building consent requirements clarified)
- PropertyHelp — How much does asbestos removal cost in NZ? (2026 price guide, Sept 2026)
- COLORSTEEL® — Environmental categories & warranty guide (PDF)
- LBP — Licensing classes
- NZ Metal Roofing Manufacturers — Code of Practice: fastening pattern tables (NZS 3604)
- MBIE Building Performance — Schedule 1, exemption 1: general repair, maintenance and replacement
- MBIE Building Performance — Carrying out restricted building work
Figures are published planning ranges, checked 26 October 2026. They are not quotes.