Waste Water Shower Drain Pump System 750GPH 12V Boat Drain Multi-Port Box
750GPH with Built-in Automatic Float Switch. Designed to pump shower/ sink water over board or into holding tank. Multiple Inlet Port Sizes: 3/4", 1", 1-1/8", 1-1/2". 1 Piece 12V Shower Sump Pump System.