About: http://webisa.webdatacommons.org/434974795

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	Both the cover member 12 and the vents 22 of the ventilator are preferably made from these materials, although it is possible to utilize a suitable metal such as aluminum or sheet steel.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au