MBIE have provided some useful links for building code updates and G12 water supply standards.
Building Code Updates
For information regardingupdates to building regulations and upcoming consultations for changes to the Building Code, subscribe to the Building Controls Update via the link below.
Access recently sponsored NZ Standards that are free to download via the link below.
(Click on G12 Water Supplies to display access to 18 sponsored standards cited within the G12 Acceptable Solutions)
G12 Water Supplies
Access the current version of the NZ Building Code clause G12 Water supplies Acceptable Solutions and Verification Methods via the link below.
(Refer to G12/AS1 Section 3 for the ‘deemed to comply’ solution for the protection of potable water and backflow prevention)