1 - reinforced concrete floor, thickness B = min. 150 mm
2 - quadruple heating pipe, Syncopex C.O. PN6 / 95 C, C.W. PN10 / 70C
(corrugated PE-HD pipe with a diameter of D ≤ 160 mm and a pipe wall thickness of 0.5 mm), with inside max. with four PE-X pipes:
- with a diameter of D1 ≤ 50 mm and a pipe wall thickness of t = 3.0 mm
- with a diameter of D1 ≤ 50 mm and a pipe wall thickness of t = 5.0 mm
- with a diameter of D1 ≤ 32 mm and a pipe wall thickness of t = 2.5 mm
- with a diameter of D1 ≤ 20 mm and a pipe wall thickness of t = 2.1 mm
3, 4 - two layers of PE insulation, total thickness 32 mm (2 x 16 mm), continuous insulation
5 - space between the insulation of the inner pipe and the corrugated pipe
6 - PE-HD corrugated pipe, D ≤ 160 mm, with a pipe wall thickness of 0.5 mm
7 - Piro Multitube PM with 100 mm long and 9.6 thick intuescent material mm (2 x 4.8 mm),
placed inside the floor, at a distance of 15 ± 5 mm, from the bottom of the floor
8 - Piro Collar PC, located at the bottom of the floor
9 - fire collar mounting - steel expansion anchor bolt M6x60 or M8x80
The space between the floor and the pipe, filled with cement mortar, thick. u = max. 25 mm