About: http://webisa.webdatacommons.org/367295901

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	Maybe not what you had in mind but if there is a window or you can fram a hole for it this would be a cheap and easy route
http://www.w3.org/ns/prov#wasQuotedFrom	hvac-talk.com