AS/NZS 3500.2:2025
Plumbing and drainage, Part 2: Sanitary plumbing and drainage
Standards New Zealand
Pick a clause from the contents on the left to see community comments and worked examples, or jump into a section below.
Sections
- 1Scope and general
- 2Materials and products
- 3Drainage design
- 4Drainage system
- 5Excavation bedding support and backfilling
- 6General design requirements for sanitary plumbing systems
- 7Greywater plumbing and drainage systems
- 8Fully vented systems and fully vented modified systems — Design and installation
- 9Single stack systems and single stack modified systems — Design and installation
- 10General installation of pipework
- 11Reduced velocity aerator stack system
- 12Pumped discharge
- 13Fixtures and appliances
- 14Multi-unit developments
- 15Testing of sanitary plumbing and sanitary drainage installations
- 16Vacuum drainage design and installation
- A(informative) Demonstrating products and materials are fit for purpose
- B(normative) Maximum length of fixture discharge pipe without venting
- C(informative) Pipe grades conversion
- D(informative) Conduct of inspections using closed circuit television
- E(normative) Sizing vacuum drainage pipes and buffers
- F(normative) Renovation of sanitary plumbing and drainage systems using structural plastics liners
- G(informative) Drains in unstable soils