350 GPH. These rugged pumps are specifically designed to run continuously submersed or in-line for: circulation, filtration, fountains, waterfalls, statuary, even hydroponic gardening. Motor is epoxy filled, preventing the possibility of water getting in, or oil from leaching into the pond. One-year warranty on impeller and five-year manufacturer warranty on motor. Pumps include: base, 18 foot grounded cord, and pre-filter.