Roof Replacement — Botany Downs

Roof Replacement in Botany Downs

Botany Downs was developed mainly from the 1980s onward — and a large share of its housing stock used decramastic metal tile and concrete tile roofing now reaching end-of-life.

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Botany Downs’s Roofing Profile

Botany Downs was developed mainly from the 1980s onward. While newer than some neighbouring suburbs, a large share of its housing stock still used decramastic metal tile and concrete tile roofing, and those systems are now reaching end-of-life — making re-roofing and tile-to-metal conversion a common requirement.

Decramastic tiles lose their stone chip coating over time, exposing the steel beneath to rust, while concrete tile systems age through moss accumulation, coating breakdown and structural load. Both are typically best addressed by conversion to long-run profiled metal.

Signs Your Botany Downs Roof Is Due for Replacement

Not every ageing roof needs replacing — but these are the signs that repair is no longer economical:

  • Rust staining on tiles or in gutters
  • Stone chip granules accumulating in spouting
  • Tiles cracking, lifting, or breaking under foot traffic
  • Recurring leaks that repairs have not resolved
  • Moss and lichen returning quickly after treatment

Decramastic & Tile to Metal Conversion

For many Botany Downs homes, re-roofing is the right time to change roofing systems entirely. We specialise in converting decramastic, pressed metal tile, concrete tile and terracotta tile roofs to long-run profiled metal — a significantly lighter system with a longer expected lifespan and lower long-term maintenance.

Full guide: Decramastic & Tile Roof Replacement →

What’s Included

  • Site assessment and written quote before any work begins
  • Building consent assessment — consent requirements vary by project and are confirmed at consultation
  • Safe removal and disposal of the existing roof system
  • Substrate inspection and repair (separately costed and approved)
  • LBP-supervised installation to NZ Building Code (E2/AS1, B2) and the Roofing Code of Practice
  • Record of Work (RoW) issued to the homeowner — as required under Building Act 2004 s.88
  • Producer Statement PS3 issued at handover — confirming NZ Building Code compliance
  • Written warranty documentation (terms confirmed per project before commencement)
  • Post-project photo documentation

The Process

01

Consultation

Site visit, condition assessment, material options, consent assessment. Written quote provided.

02

Planning

Project plan, H&S assessment, timeline and budget confirmed in writing.

03

Removal & Substrate Prep

Existing roof removed, substrate inspected and repaired where required.

04

Installation

LBP-supervised installation of long-run profiled metal roofing with quality oversight throughout.

05

Handover

Final inspection, Record of Work, PS3, warranty documentation, and PPM programme discussion.

Roof Replacement in Nearby Suburbs

We provide roof replacement and re-roofing across East Auckland and beyond:

See our work across Auckland →

Ready to Replace Your Botany Downs Roof?

We assess every roof individually. Contact us to discuss your options.

Re-roofing & Replacement