Lifeboat Bilge Pump,also named manual Pump,or hand pump,which is widely used for the Free fall Lifeboat,Open type lifeboat,Fast Rescue Boat,Or Totally Enclosed Lifeboat,Which could discharge the sewage from the Lifeboat cabin through a Pipe manually,and also,we also name them as sewage draining pump for the lifeboat,Main material is plastic,We could offer the lifeboat Bilge Pump with CCS certificate and offer our cost by wholesale or retail,