Building Product Specifications
About this document
Introduction
The first edition of the Building Product Specifications is effective from 28 July 2025.
The Building Product Specifications contains specifications for building products in relation to their manufacture, fabrication, testing, quality control, physical properties, performance, installation, and/or maintenance.
The Building Product Specifications can be used with an acceptable solution or verification method to show compliance with the Building Code.
It cannot be used in isolation to demonstrate compliance with any requirements of the Building Code. Acceptable solutions and verification methods may cite the Building Product Specifications to include relevant product specification information. Where this occurs, the Building Product Specifications forms part of the acceptable solution or verification method.
Acceptable solutions and verification methods outline how the product is used in building work. Products specified must be used within the scope and limitations of the relevant acceptable solution or verification method. As long as a product complies with a standard cited in the Building Product Specifications for its specific purpose and is used in building work which complies with an acceptable solution or verification method, the work must be accepted by Building Consent Authorities as complying with the Building Code.
Contents
The Building Product Specifications is a living document and will be updated over time. The first edition contains specifications and standards for:
- Sitework products and testing
- Structural products and testing for concrete, steel, and timber elements
- Cladding, windows, doors, and insulation
- Linings for wall bracing elements
- Heating, ventilation and air conditioning (HVAC) systems
- Fire characteristics related to material properties and fire resistance, as well as closures, external wall cladding, linings, coverings, and ducts for HVAC systems.
The Building Product Specifications will incorporate new or updated standards when they are identified as providing an equivalent or better level of performance.