1 - rigid wall thickness B = min. 100 mm
2 - plastic pipe, diameter "D" and wall thickness "t"
3 - the space between the pipe insulation and the wall structure in width u = max. 15 mm,
filled with gypsum plaster to the depth min. 10 mm
4 - CarboCollar CC fireproof collar on the outside of the wall, mounted on both
sides of the wall
5 - fixing the fireproof collar - expansion anchor bolts M6x60 or M8x80