Thermally insulated fire protection system; constructions made based on the FR 90 system are characterized by fire resistance class EI30 (E1), EI60 (E1)
System characteristics: – 90 mm installation depth – symmetrical profile structure, with a central chamber filled with gypsum inserts (between thermal spacers): for EI30, all chambers filled with gypsum for EI60 – system compatible with installation depth of 90 mm systems (STAR)