Or at least useful for wrapping your kettle / mash tuns (from next Monday)
http://www.lidl.ie/en/Offers.htm?action=showDetail&id=18805
Only €6.99
They also have (from today) a range of duck & heat insulating tapes, ideal for building your ferment chambers.
http://www.lidl.ie/en/Offers.htm?action=showDetail&id=18339