Now that the plumbing has been installed, inspected and is being sealed behind the drywall, the plumbers return to connect the sewage and water lines to the city’s service.   The dug a trench from the hookups on the side of the house to the service area.  Several “clean outs” for the sewage, and external disconnects for the water service are also installed for convenience.   The sewage pipe is the same PVC pipe used in the drain system of the house and the water line is the same PEX material used through the home.