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The product is prefabricated sandwich concrete wall elements consisting of aggregate, cement, reinforcement, insulation and the necessary cast-in-material of steel for transport and assembling. The product is almost exclusively used for facades in heated buildings. The product fulfils the requirements of SS-EN 13369:2018 Common rules for precast concrete products and SS-EN 14992:2007+A1:2012 Precast concrete products - Wall elements. Technical specifications: Concrete strength C30/37. Exposure classes up to XC4+XF3. Life length class up to L50 (50 years). Fire classes up to REI90. Typical dimensions are: Length of element 6,0 m. Height of element 2,8 m. Thickness of element 420 mm. (150 mm inner panel, 200 mm polystyrene insulation and 70 mm outer panel)