Maximum output. Powder coated diecast alloy. Nitrile valves and diaphragms to cope with oily bilge water, effluent and diesel. No tools required for inspection and cleaning. Features twin diaphragms ensure pump continues working if one is damaged. Approved as emergency fire pump by Lloyd's register. Can be mounted on deck. 1-1/2" hose connections. Service kit WHA AK3050 Max priming height 13-1/2 ft. and Max head 13-1/2 ft.