Those who live in areas with damp soils know that basements often fill with water. This usually happens in heavy rain situations. This submersible sump pump made by Zoeller will help keep basements dry on those heavy rain days. This pump is easy to install, and it is powered by electricity. The pump also has the added convenience of easy connection to battery backup power if necessary. At 1/3 horsepower, the pump will move a lot of water quickly.