MEDIUM-DIMENSION CABLE PASSAGE SEALING WITH INTUMESCENT COATING AND MINERAL WOOL PANEL. PROMAT SYSTEM

Sealing of cable passage with insulation, exterior diameter less than or equal to 21 mm, in 15 cm thick wall, through a 100 cm² opening, for passive fire protection and to ensure EI 90 fire resistance, according to UNE-EN 1366-3, with rigid mineral wool panel, according to UNE-EN 13162, not coated, 80 mm thick, 145 kg/m³ density, coated on its exterior face with a 1 mm thick layer of Promastop-CC "PROMAT" water-based coating and another layer of the same material, 1 mm thick, applied over cables and cable conduits, in a 350 mm length, and in the joints.