
Hello.
At the risk of being ridiculed, I ask the question. What am I seeing under the tiles?
Is it just a waterproof membrane (moisture barrier) or could it belong to a 48v floor heating loop? It's just thin foil, but the structure in the foil makes me worried.
But it can't possibly be a heating loop in the foil?
The house is from 1970.
Best regards, Thomas Ljunggren
Hobby electrician
· E
· 15 415 posts
If it's a 48 V heating coil, it could probably be it.
Now I've accidentally made a hole in that foil, I'd guess the cable is done for then?
Does anyone know how these work? Can it be fixed with some special tape or something like that?
Or do you have to lay a new cable after ripping out the floor?
Does anyone know how these work? Can it be fixed with some special tape or something like that?
Or do you have to lay a new cable after ripping out the floor?
If it is written off, it is purely an economic accounting technical procedure that has nothing to do with whether it makes sense to repair it or not.
It is possible that it works even with holes.
It is possible that it works even with holes.
That type of underfloor heating is usually divided into sections, so that section is probably damaged, but you can measure. Somewhere in the house, you have a transformer that reduces 230 volts to 48 v. Check it to see how many amps it is designed for. That can give some guidance.
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