This Whale Flipper Pump Mk 4 hand-operated galley water pump makes it easy to draw water in a galley for a wide variety of applications. This self-priming galley pump has a swiveling outlet, making it ideal for installing so it can provide water to 2 sinks. It connects to ½-inch flexible hose, and it only requires a light and easy back and forth pump action to draw water. This pump provides a max flow rate of 1. 85 GPM, it offers fine flow control, and it is suitable for fresh or saltwater. It has a non-corrosive aluminum alloy outlet and a durable molded base. Whale designs and manufactures reliable marine water systems which are easy to install and use; providing boating enthusiasts with water, waste management and durable bilge pumps. For over 70 years, Whale has delivered innovative, high quality products that ensure peace of mind and allow you to enjoy your adventures on the water.