About: http://webisa.webdatacommons.org/131986451

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	These fans, which are literally plugged into a system, are a natural for supply, exhaust, or recirculation air applications, such as multiple path circulation, uni-directional circulation, and counter-directional circulation.
http://www.w3.org/ns/prov#wasQuotedFrom	globalspec.com