How to go to the bathroom drainage in the steel frame room?

It seems that two bathrooms use a main pipeline, the main pipe crossing is in the upper right corner, sunken, the public toilet is installed squatting, yes, the main horizontal pipe diameter PVC is installed on the right side of the 110 caliber, the horizontal pipe reaches the middle squatting place using the TY type tee tee port to make the inspection port leads to the ground, make a lid seal while dredging the use, link the use of the basin tee using TV reducing tee can be pre-embedded in the wall position, the squatting toilet is best to use its own anti-water bend, The ground height is not too high

There is no flue in the bathroom. Only sewage pipes. Ventilation ducts. Solar threaded pipe.

Although the top of the water pipe will increase the cost of early installation, it can facilitate later maintenance and reduce troubles. If the water pipe leaks on the ground, it is not easy to find, and the second is troublesome to maintain, and it is necessary to move the bathtub, basin, tile or something to repair, and it is possible to break the ground waterproof layer empty cover. >>>More

Bathrooms and kitchens generally do not have strong wires on the ground, but should be routed along the walls on the roof. Considering that the functionality of the kitchen and bathroom is relatively strong, the ground waterproofing is very strict, and the floor slotted wiring will affect the waterproof use function of the whole room. >>>More

You can make a groove on the wall or on the ground, and walk on the ground if you can't groove the ground, and then increase the floor height.