About: http://webisa.webdatacommons.org/415583541

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	You have to be careful about the Btu load and not depend on the solar for extended times when the sun is not out and it is low in the sky, such as January and February.
http://www.w3.org/ns/prov#wasQuotedFrom	hvac-talk.com