Glasroc H Storm is a 9,5 mm thick gypsum-based sheathing board with a water-resistant core and glass fibre mats fully embedded beneath a thin layer of gypsum. It has a water repellent and UVprotective acrylic coating on the exterior face. Glasroc H Storm is a safe solution for sheathing during construction as well as during the buildings lifetime. The board can be exposed to the weather for 12 months which allows greater flexibility in the construction process before the permanent cladding. It has best moisture resistance class, H1, according to standard EN 15283- 1:2008, with a water absorption less than 5%. It shows good dimensional stability and demonstrated good mould resistance. During the period of use it is airtight, diffusion open, provides fire protection and good sound insulation. Glasroc H Storm is not designed for indoor use and should not be surface treated. It is available in 900 mm (GHSE 9) and 1200 mm width (GHS 9) for external solutions.Digital EPD
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