About: http://webisa.webdatacommons.org/175600447

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	Apart from the different sizes, they are also available in different types like light and heavy duty racks, open and closed racksystems, carpet racks etc.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com