PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It deadens sound tremendously, seals out nearly all air infiltration through the walls (not that this should be a problem with new construction), it does not settle over time and it does not readily absorb water if you were to have some sort of leak.
http://www.w3.org/ns/prov#wasQuotedFrom
  • hvac-talk.com