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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	??? For detailed specs that consider your location, window size and direction, house construction and other factors, Consumer Reports offers an online calculator.
http://www.w3.org/ns/prov#wasQuotedFrom	aarp.org