Do I have to coat Liquid Rubber Seam Tape? Yes, the paintable seam tape will begin to break down from UV over time. Related articles What is Liquid Rubber Foundation Sealant used for? What does Liquid Rubber Seam Tape stick to? What Products to use to waterproof a Floating Sauna Floor? Can I build my final membrane all at once? Can I use Textured Sealant as a stand alone waterproofer? Comments 0 comments Please sign in to leave a comment.