@kaitokaito3034: professional plumbing cutaway diagram illustrates a complete residential bathroom plumbing system, showing the water supply network, drainage piping, vent system, soil stack, floor drain, and shut-off valves. The diagram demonstrates how clean water is delivered to fixtures and how wastewater is safely transported to the building sewer while maintaining proper venting and trap protection✅👍 #WaterSupplySystem #Bathtuba #BathroomPlumbing #SainitaryWare #toilet