What can be used to remove rust stains from a fiberglass boat?

Question

Already tried rubbing compound-----but it didn't work.

Answer 1

Swimming pool acid, Just brush it on and count to 10 and wash it off.  This works good in your bathroom too.

Answer 2

CLR works good and so does simple green

Answer 3

Toilet bowl cleaner. No kidding.

Answer 4

go to home depot and by a bottle of rust remover

Answer 5

Hull Cleaner.  It is a cleaner with Oxalic Acid.  It is designed specifically for cleaning rust and algae stains found on the hulls of boats.  You can get it at any department store, in the sporting goods section, for around $10.00.

Answer 6

Comet and a scrub pad!

Yeah, I know, but think about your bathtub! That's probably what you would use there!