Are your products Certified for Potable Water We do not have a Potable Water Certification. Related articles What Products to use to waterproof a Floating Sauna Floor? What if I don't want black as my final color? Can any of your products be used to cover a pond lining? Do I have to coat Liquid Rubber Seam Tape? Can Liquid Rubber Products be used in Drinking or Potable Water situations? Comments 0 comments Article is closed for comments.