Hi, Fertan has been used on many thousands of tanks without problem so don't worry. The instruction to remove loose rust is really appropriate on accessible areas but not, of course, in small tanks. The process is dead easy, but it has several steps. First swill the tank with some panel wipe...

Hi, My name is Alan Thomas. I run a company called Fertan in the UK and spend a lot of time talking to people with rusty Land Rovers.