Draining waste-ventilation and severity
Early galvanized iron, the box was in the pipeline, but now to a day of PVC pipes are generally used. Pipelines in PVC is much better than the galvanized iron, the box, like the hooves later, a much simpler. This distribution brings PVC piping water in the bowl of waste drainage and ventilation system meets all the sewage and waste, away from the house to the sewer or a Klärgrube.
The functions of most sewage are due to the severity. That is the reason that everything goes well. In this process, the effluent into the sewer, waste management, and finally from the bowl. The lines in the system of drainage were forty to ninety degree angle. This specification is the drainage, the river and contributes to the severity of the sewage to the wastewater.