Materials #3: Performance of magnesium oxide boards in New Zealand conditions (2023)

There have been reports of moisture-related issues in building systems using magnesium oxide (MgO) boards. BRANZ investigated the performance of four MgO boards available in New Zealand. The performance of different boards on the market varies, and it is important to consider the likely moisture conditions when specifying MgO boards for a build.

Read the full study report.