Schluters 4 in. KERDI-DRAIN kit includes a floor drain with an integrated bonding flange, stainless steel grate, waterproof corners, pipe seal (3/4 in.) and a mixing valve seal. This drain is ideal for mortar bed and KERDI-SHOWER shower tray applications. Can be used in both commercial and residential applications. The drain grate can be laterally adjusted to fit the layout of the tile grid and leveled to the tiled surface.