PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If you need a gap between collectors due to an obstruction such as a chimney or skylight, use the split row kit.
http://www.w3.org/ns/prov#wasQuotedFrom
  • solarheating.com