Submersible sump pumps are generally the most expensive ... This hole will be for the discharge line of your main sump pump. Be sure to use eye and hearing protection. Drill a second identical ...

pumps water up to 20-vertical feet; 1-1/4 inch discharge for high capacity pumping includes 3/4 inch garden hose adapter Fully submersible utility pump for use with most 12-volt battery (battery ...