This KOHLER® round shower drain is designed to be installed on any shower receptor, not meant for tile or marble installations. Can be installed on 2" metal or plastic pipe. At Kohler, we make it our business to help you create the bathroom space of your dreams. Kohler® Shower Drain, Round, Series: 9132, Solid Brass Drain, Vibrant® Titanium, Alcove Mount, 4-3/8 in Dia x 1-15/16 in H