About: http://webisa.webdatacommons.org/8783931

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	A master valve is an electric valve installed at the supply point which controls water flow into the main piping system.
http://www.w3.org/ns/prov#wasQuotedFrom	irrigationrepair.com