View our installation video to see how you can transform your bath or shower in as few as 2.5 hours. Our Wetwall™ Water-Proof Wall Panel System withstands everyday use thanks to a patented water-proof solution. It’s also unbelievably easy to work with. Wetwall can be installed without any special tooling. Once it’s in, it’s dependable and requires little effort. Because it’s grout-free, it’s simple to maintain and clean.