1 - rigid wall with a density of min. 600 kg / m3 and thickness B ≥ 150 mm or floor    

    with a density of min. 1700 kg / m3 and thickness B ≥ 150 mm
2 - 2 mineral wool boards with a density of min. 150 kg / m3, with a thickness of a ≥ 50 

     mm, covered with fireproof paste Flame Cabel A Pasta  with a thickness of t1 ≥ 1.2

     mm; b ≥ 50 mm (space  between the boards)

3 - fireproof paste Flame Cabel A Paste, length ≥ 50 mm and thickness ≤ 5.0 mm
4 - fireproof paste Flame Cabel A Paste on both sides of the wall or floor

    (located on perimeter of the penetration), length d ≥ 60 mm

    and thickness t2 ≥ 0.6 mm