About: http://webisa.webdatacommons.org/44918514

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	You will also have to ensure that the main tees run at 90 ?? to the joists e.g. run across the joists and not along them.
http://www.w3.org/ns/prov#wasQuotedFrom	diydoctor.org.uk