the present invention relates to systems for improving the range of pool skimmers . in some embodiments , the present invention provides at least one track that is attached to the pool sidewall and a second weir that moves along the track . in other embodiments , the present invention provides a deflector that is attached to the pool sidewall , extends from the sidewall and above the skimmer opening , and includes a side opening adjacent for feeding water to the skimmer opening . without being bound to any particular theory , it is believed that the apparatuses are cheap to manufacture , safe , conserve water and chemical use , and allow for an aesthetically pleasing full pool .