About: http://webisa.webdatacommons.org/339614363

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	As an engineer by education and trade, I can see where the upgrade is a much better filtering solution as the assembled unit fits more snuggly within the plenum housing.
http://www.w3.org/ns/prov#wasQuotedFrom	aprilaire.com