What to do if there is no sewage pipe and drain pipe in the bathroom of the room remodeling

First of all, consider whether the above branch pipes have a simultaneous drainage process, if there is no DN50 pipe is absolutely insufficient, it is recommended to thicken to DN63 (PVC) pipe or thicker. As for the phenomenon of oil pollution plugging pipe, it is difficult for PVC pipe to occur, because the surface finish of PVC pipe is very good, and it is easy to dredge, easy to construct and low cost, so it is the preferred material for water supply and discharge. If it is connected to the DN100 pipe, the main pipe after the confluence of the three branch pipes above also needs the DN63 pipe, which is more certain.

If this transformation is definitely to use a 45-degree elbow, because it is not to demolish the wall but to slot, it is in line with the specifications, which will not affect the quality of the main project of the house, but the water pipe connector must be sealed with glue to avoid water leakage.

No, this is not in line with the relevant provisions of the current norms of the national copyist. >>>More

It depends on whether your bathroom has a caisson or not. If there is a caisson, all the drain pipes are laid under the caisson, and the drain main is passed through the drain pipe channel of the caisson, so we only need to change the pipes in the caisson; If there is no caisson, one way is to raise it locally not enough to cross the drain.

Wrap a layer of styrofoam (soft and hard). The method is that you can refer to the wrapping of the open piping of the chemical plant.