Riobel Lavatory Push Drain Without Overflow - DL170Riobel Lavatory Push Drain Without Overflow DL170 Push button lavatory drain designed for sinks without overflow, made from solid brass for long term durability. Features Convenient push top opening and closing For use with sinks without integrated overflow Solid brass construction for durability and long lasting performance Limited lifetime warranty Specifications Room: Bathroom Product Type: Lavatory Drain Style: Transitional Mounting Location: Sink