Drainage of the upper floor bathroom concerning toilet and shower

  • Erstellt am 2016-09-22 20:14:58

Grym

2016-09-22 20:14:58
  • #1
One point that we absolutely have to consider in our bathroom planning is where the drain pipes run. At first, 2 or 3 drains wouldn’t bother me if the floor plan requires it (because the bathroom upstairs is not above the WC downstairs). Yes, there are extra costs.

But of course, I don’t want the drain in the living room. It wouldn’t bother me in an adjacent room like an office.

Here just as an example a floor plan:





The bathroom has a depth of 471cm and the office only 341. So to drain the shower, which certainly has a drain channel at the bottom end of the plan, the water would have to be led back about 1.5 meters towards the top of the plan and then downwards. With a floor-level shower, the drain is practically already under the screed in the insulation. Is that still possible? Would the suspended ceiling be “cut out” there? The slope is, as far as I know, 3 percent, so 3cm per 1m. For 1.5m you therefore need another 5cm slope.

For the toilet I imagine it’s a bit less critical, or am I wrong? There the drain is 20-30cm above the floor. You would then have to route it through an already necessary pre-wall installation around the shower and then down (through the office). Slope 3cm, so almost 7 meters of pipe length possible above the screed if 21cm space remains to the screed.

Sketch:



For the shower, we were already thinking of something flat like Villeroy & Boch Squaro, Kaldewei Conoflat or a floor-level tiled shower. Especially the latter even extends into the screed!?
 

Legurit

2016-09-22 22:19:46
  • #2
Think about the ventilation and be extremely meticulous to ensure it is executed properly in terms of soundproofing.
 

Uwe82

2016-09-23 07:17:18
  • #3
1.5m are no problem, with us it is 3m to the shaft from the shower
 

Grym

2016-09-23 07:30:02
  • #4
And do you have a shower on the screed or in the screed with screed slope? And how exactly should one imagine this, does the pipe then run into the cavity floor or only above through the screed / intermediate insulation?
 

ypg

2016-09-23 07:57:29
  • #5
I hope that there will be a plumber who will also have something to say
 

Uwe82

2016-09-23 08:18:03
  • #6
With screed slope, pipes run up to the intermediate ceiling
 

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