Water-resistance and water-proof might sound and look like similar words but have different functionalities in the tile world. Both have distinctive features and capabilities that make them suitable for different spaces. Water-resistant tile can resist the penetration of water to a level whereas a waterproof tile completely blocks water. They are different in manufacturing, cost, ins... https://www.sunwinceramica.com/blog/water-resistant-vs-waterproof-tiles-key-differences-explained