My insurer claims I will save 15% on my insurance if I remove the Oil heating in my annex. So here goes:
Enlever: Obrien 450 627 4717 Michel, approx 200$ (Il y a un supplément pour la vider)
Manufacturer:
http://www.granbytanks.com/fra/reservoir_residentiel01.shtml
General information about Oil Tanks (PDF):
http://www.inspectapedia.com/oiltanks/ASTGuidelines_Granby_Quebec.pdf
USA but a good read http://www.inspectapedia.com/oiltanks/fueltank.htm