About: http://webisa.webdatacommons.org/354913737

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	Frankly, for the price of heaters, it is probably wise to replace them every two years or so whether they need it or not, especially if you have the luxury of buying them on sale.
http://www.w3.org/ns/prov#wasQuotedFrom	plantedtank.net