About: http://webisa.webdatacommons.org/337080648

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	I read on this forum already that descaling, flushing, and other maintenance can help a lot (not sure if any of this has been done yet as my dad does have the Steam Heat manual).
http://www.w3.org/ns/prov#wasQuotedFrom	heatinghelp.com