PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • HDPE manholes, sumps, tanks and other structures are constructed from both solid wall HDPE pipe and profile wall PE 3408 HDPE pipe.
http://www.w3.org/ns/prov#wasQuotedFrom
  • hdpe-fusionsupport.com