The DreamLine TilePrime bases are ready to install, tileable shower bases that are factory sloped, waterproofed, and feature a perimeter flange and a raised entry shower threshold for quick and easy installation. The TilePrime features a single-piece, solid core construction and seamless design that is 100% waterproof and guaranteed not to leak. Install tile directly onto the shower base surface for a custom look and feel of your shower space. Limited Lifetime Manufaturer Warranty. Choose DreamLine TilePrime shower bases for quick and easy renovation or new construction projects!