Bar Keeper’s friend will get that out, I use it when things get especially grimy. I’ve used it on a similar tub before that was pretty gnarly with discoloration worse than that.
It is very abrasive though, be careful not to scrub so hard you damage it.
Bar Keeper’s friend will get that out, I use it when things get especially grimy. I’ve used it on a similar tub before that was pretty gnarly with discoloration worse than that.
It is very abrasive though, be careful not to scrub so hard you damage it.