Whether there are piers for the sunken toilet drainage branch

If your drainage pipe is made of hose, you will definitely need piers to ensure slope and aspect. If it is a drainage pipe made of hard material, it can be set according to the diameter and length of the pipe according to the national standard.

If it does not appear on the ground, wall, etc., and can be seen, it is necessary to do the acceptance data of the concealed project; The caisson drainage of the bathroom is visible before the acceptance of the project and the delivery and decoration of the owner, and the concealed engineering information can not be done. It's not that you don't want to do the data, you do it together with the dirt discharge.

According to the types of minerals contained, it can be divided into black granite, muscovite granite, hornblende granite, mica granite, etc.; According to the structural structure, it can be divided into fine-grained granite, medium-grained granite, coarse-grained granite, porphyry granite, porphyritic granite, geode granite, gneiss granite and black golden sand granite. >>>More

1. The funnel-shaped one is a floor drain!

2. The S-shaped one is the drainer port. Hanging washbasin. >>>More

If possible, find a slope under this hole, make a hole, the position is lower than the hole, if there is no hole with a lower operating space, put this "break".'Smooth the hole and do what you say. >>>More