Achieving NZBC Group Numbers for surface finishes from tests to overseas standards
- Valid from
- Information provider
- Ministry of Business, Innovation and Employment
- Information type
- Section 175 guidance
You can find requirements for internal surface finishes in Clause 3.4(a) of the New Zealand Building Code.
The requirements are given as group numbers, which is the performance under the conditions described in ISO 9705:1993 ‘Fire tests – The full scale room test for surface products'.