Kevin Brooker wrote:
Can I make a potable water tank with FG/epoxy or does it need to be
lined w/ something?

Yes you can make a F/G epoxy tank.

Make sure you finish the interior of the tank wity a couple of coats of
"tank resin" which is a resin approved for tank coatings.

Seal the lid to the tank with SikaFlex 291.

Good luck.

Lew



Lew