Our precisely engineered Aqua first Nemo will clean any pool regardless of shape or depth. It works on all pool surfaces: vinyl, concrete & fiberglass. Simple and reliable, Aqua first Nemo uses your pools existing filtration system and runs when your pump runs to remove dirt, twigs, leaves and debris from your pool. With its random cleaning pattern powered by the pure flow of water, this cleaning dynamo frees you from chore of vacuuming! Since there is only one moving part and there are no gears or wheels to replace, Aqua first Nemo will give you years of maintenance free operation. Simply plug the units hose into your skimmer and Aqua first Nemo effortlessly cleans your pool. The unit is quick and easy to install. Designed and manufactured by Blue Wave Products this quality cleaner is built to last. Enjoy your pool more and end the drudgery of vacuuming with the Aqua first Nemo. 1-Year warranty.