About: http://webisa.webdatacommons.org/357254944

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	Downdrafts can be caused by large objects which are higher that the chimney such as trees and tall buildings located near your home or if your stack is not high enough in relationship to your roof peak.
http://www.w3.org/ns/prov#wasQuotedFrom	hearth.com