Finish your shower with an essential: the Kohler K9132 Round Shower Drain For Use with Plastic Pipe. This round, solid brass drain fixture lies flush with your shower floor, pairing with plastic, acrylic, fiberglass, cast iron, and vikrell shower receptors. Choose from the available finishes; each perforated design includes a 2-inc plastic pipe gasket/bushing. This fixture is not intended for use with tile or marble showers.