To install the drain for a walk-in shower, some space had to be made in the concrete slab, which damaged the underfloor heating. During the repair using a coupling, it seems a kink occurred in the pipe. My site manager says it’s not a problem. The pipe has already passed a pressure test successfully. I have now requested that the plumber provide a written statement confirming that the kink does not affect the warranty of the underfloor heating system. This was on Friday, and I have not yet received a response... What do you think?
Regards,
Robin


Regards,
Robin
The bending of the heating elements, as shown in the photos, is completely insignificant from a heating technology perspective. Whether the heating elements are embedded in the concrete or within the lower screed layer, they can tolerate smaller bending radii. What happens with many bends or changes of direction is an increase in inner pressure. However, this is also completely irrelevant because the heating technician performs the hydraulic balancing. This compensates for the internal resistances that inevitably occur in different heating circuits! So: please relax again!
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Regards: KlaRa
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Regards: KlaRa