Proper waterproofing in wall and floor tiling prevents water seepage, protecting surfaces from moisture damage, mold, and structural issues. Waterproof membranes, sealants, and water-resistant adhesives ensure durability, especially in wet areas like bathrooms, kitchens, and balconies. Additionally, proper slope design and drainage systems help direct water away, preventing pooling and seepage. High-quality epoxy grout and anti-fungal sealants further enhance water resistance, reducing the risk of cracks and deterioration. Regular maintenance of grout and sealants, along with periodic inspections for leaks or tile damage, enhances long-term protection and extends the lifespan of tiled surfaces.