Find and access recently published information and resources.
New BRANZ resources and publications
House Insulation Guide supplement published
The House Insulation Guide supplement, published in October 2018, incorporates relevant changes in the legislation and standards since the 5th edition was published.
Minimising waste - second edition published
The second edition of the Building Basics Series book "Minimising Waste" has been published. The book can be purchased for $52 and the ePub can be purchased for $45.
New study reports - heat pumps and medium-density housing
Two new study reports have been published:
- Heat pump performance, SR414 (2018);
- Medium-density housing construction quality survey, SR412 (2018).
Three new bulletins have been published:
- Roof space ventilation, BU630 (2018);
- How micro-environments affect material performance, BU631 (2018); and
- Planning for maintenance, BU632 (2018). The bulletin Planning for Maintenance, BU479 has been withdrawn.
Guideline, November 2018
The November issue of Guideline contains practical articles covering the following issues: certificates of acceptance, legal requirements for handing over a residential property from builder to client, steps on access routes, wall cladding cover at the base of wall cladding, flashings selection, whether all roofs need a gutter, and whether consent is required to install roofing on an existing pergola.
The new Mid-rise Buildings fact sheet series explains what is different about mid-rise buildings, the elements of good design, demonstrating compliance, water management and common problems.
The 5 fact sheets are:
- What are they?;
- Showing compliance;
- Water management/rainscreen strategies for wall claddings;
- Exposed issues - reinforcing steel cover; and
- Exposed issues - steel corrosion.
Changes to Building Code, Standards and legislation
New standard published
AS/NZS 2588:2018 - Gypsum plasterboard has been published. This standard supersedes AS/NZS 2588:1998 - Gypsum plasterboard as at 24 September 2018.
Steel standard withdrawn
The New Zealand Standards Approval Board revoked NZS 3404.1:2009 - Steel structures standard – Part 1: Materials, fabrication, and construction at its meeting on 5 September 2018.
Other news and publications
Six ACP CodeMark certificates removed
Building Controls Update 241 (12 November 2018)
Building Controls Update issue 241 gives important information about the withdrawal and revocation of six CodeMark certificates relating to aluminium composite panels (ACP).