<Ul> <Li> A plastic, metal, or concrete container forming a sump basin, approximately 2 feet (0.6 m) across and 2 to 3 feet (0.6 to 1 m) deep, 15 to 25 U.S. gallons (60 to 100 litre) capacity; </Li> <Li> A sump pump, either 1 / 3 or 1 / 2 horsepower (200 or 400 W), either battery or mains powered (or both). </Li> </Ul> <Li> A plastic, metal, or concrete container forming a sump basin, approximately 2 feet (0.6 m) across and 2 to 3 feet (0.6 to 1 m) deep, 15 to 25 U.S. gallons (60 to 100 litre) capacity; </Li> <Li> A sump pump, either 1 / 3 or 1 / 2 horsepower (200 or 400 W), either battery or mains powered (or both). </Li> <P> The selection of a sump pump will depend on the application in which it will be used . To select the appropriate sump pump, consider the following: </P>

Where does water in sump pump come from