WeatherKem is a non-combustible calcium silicate fibre cement board, combining weather, moisture and fire resistance properties with high impact strength and sound insulation. Rated as a Category A board to BS EN 12467:2012+A2 2018 for applications where they may be subjected to heat, high moisture and severe frost.

It is primarily used as an external sheathing board on both metal and timber structures of all types of façade solutions, including; residential, commercial and industrial buildings, as well as, schools and hospitals. It is especially suited to projects where quick construction, safety, cleanliness and hygiene are of high importance and is also ideal for use in interior areas of high humidity.