Hello everyone,
I’m building a solid brick house, and so far, the electrical cables for each floor have been laid through conduit pipes on the precast concrete floor slabs.
Now the roof structure is finished, and the roof has been covered.
I’m wondering what options there are for running cables in the attic space (not the loft!).
Well, maybe “options” isn’t quite right, since there are countless ways
But what would you recommend / what is the standard approach here?
a) Run cables through conduit pipes under the screed to all locations (this wouldn’t be a problem, I have an opening where I could route all the cables).
b) Run all cables somehow through the roof structure and then bring them out at all locations from the ceiling? This would mean everything would have to go through the drywall and OSB panels of the roof structure.
I’ve attached two pictures to give a better idea of the situation.
Picture ele1 shows a spot where the socket positions are already marked in pink below.
Best regards & have a great weekend,
quattro123

I’m building a solid brick house, and so far, the electrical cables for each floor have been laid through conduit pipes on the precast concrete floor slabs.
Now the roof structure is finished, and the roof has been covered.
I’m wondering what options there are for running cables in the attic space (not the loft!).
Well, maybe “options” isn’t quite right, since there are countless ways
But what would you recommend / what is the standard approach here?
a) Run cables through conduit pipes under the screed to all locations (this wouldn’t be a problem, I have an opening where I could route all the cables).
b) Run all cables somehow through the roof structure and then bring them out at all locations from the ceiling? This would mean everything would have to go through the drywall and OSB panels of the roof structure.
I’ve attached two pictures to give a better idea of the situation.
Picture ele1 shows a spot where the socket positions are already marked in pink below.
Best regards & have a great weekend,
quattro123
Q
quattro12327 Jun 2020 08:35Yes, exactly, it’s about the upper floor. My architect called it the attic floor.
What do you mean by "If OSB boards are not yet installed, pull a cable in a small loop into place"?
I think I will run everything under the screed. But how do I lay the cables for the lights?
Through the vapor barrier and drywall?
What do you mean by "If OSB boards are not yet installed, pull a cable in a small loop into place"?
I think I will run everything under the screed. But how do I lay the cables for the lights?
Through the vapor barrier and drywall?
Q
quattro12327 Jun 2020 09:27You glued the cables directly onto the vapor barrier? But the drywall sheets are installed on top of that, so wouldn’t they not sit flush because the cables get in the way everywhere?
quattro123 schrieb:
Did you attach the cables directly onto the vapor barrier?
But the drywall panels will be installed on top of that, so wouldn’t they not sit flush because the cables are all in the way?Yes, exactly. No, there will be battens installed in between. So from inside to outside: panels – battens – vapor barrier. The panels will later be screwed onto the battens. The battens are about 3-4cm (1¼-1½ inches) thick and provide enough space for the cables.
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