Whale Marine Flipper Hand Operated Galley Pump The Whale Marine Flipper, is a simple to use hand operated solution for pumping water in the galley. Classic designs, Whale Marine has been designing, refining, and manufacturing Marine pumps since the 1960s. Features Fine flow control Ideal for installation between two sinks - swiveling outlet Self priming lever operated hand pump Easy operation - light back and forth pump action 1.85 US Gals 7L per minute capacity Suitable for fresh and saltwater