plumbing system

English Thesaurus

1. utility consisting of the pipes and fixtures for the distribution of water or gas in a building and for the disposal of sewage (noun.artifact)

hypernym	:	utility,
definition	:	a facility composed of one or more pieces of equipment connected to or part of a structure and designed to provide a service such as heat or electricity or water or sewage disposal (noun.artifact)

part holonym	:	plumbing fixture,
definition	:	a fixture for the distribution and use of water in a building (noun.artifact)