Epoxy remover. 500 ML.
Epoxy remover is very volatile. Pour into tank and seal off tank. Make sure overpressure can escape. Remover or its vapour should not reach the outside paint. Leave remover inside for one day. After removal clean out tank with tank cure cleaner.
ATTENTION: Vapours may form explosive mixtures with air!
WARNING: Only for use in metal tanks. Do not use in glass fiber tanks!