1 - reinforced concrete floor with a thickness of B = min. 150 mm
2 - plastic pipe, diameter "D" and pipe wall thickness "t"
3 - insulation made of an acoustic mat made of PE with a thickness of g, length na  top a1 = 30 mm and bottom a2 = 30 mm
4 - Multitube fireproof intumescent tape [hxs] mm, placed inside the floor, at a distance of 15 ± 5 mm from the bottom of the floor
5 - electrically clamped band or adhesive tape
6 - the space between the floor and the partition, filled  cement mortar, approx. 25 mm