1 - rigid floor with a thickness of min. 150 mm
2 - plastic or metal pipe, diameter "D" i wall thickness "t"
3 - continuous insulation made of flexible elastomeric foam (FEF), thickness "g",
density nominal 45 ÷ 70 kg / m3 and reaction to fire class BL-s2, d0 according to
4 - CarboCollar CC fireproof collar, mounted at the bottom of the floor
5 - fireproof collar fastening - expansion anchor bolts M6x60 or M8x80
6 - the space between the pipe and the wall structure, filled with mortar cement, with
thickness u = max. 10 mm