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 ...

Many boats are built ... mounted reversing pumps. Tap “fill” and they fill. Tap “empty” and they reverse the flow overboard. Then there’s the down-and-dirty way: Drop a portable pump, which is plugged ...