Air Driven Submersible Pump GSP-20 2"This air operated submersible pump, also known as a pneumatic submersible pump, is traditionally used in mining and construction industries for many applications, such as dewatering and sump drainage. Will pump down to 22 mm Handles solids up to 3 mm Governor controlled motor Compact design enables use in restricted areas Availability This pump is available for purchase. Contact our Buy Pumps Direct team for information on lead time (where