About: http://webisa.webdatacommons.org/254061216

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	Sorry I have no details as to efficiency other than to say...inefficient, and I imagine burn times are relative to how many pellets and how much draft you can get.
http://www.w3.org/ns/prov#wasQuotedFrom	hearth.com