Bermuda Box Filter 9000 11w UVThe Bermuda Pond Filter 9000 is the ideal solution for ensuring medium sized ponds remain clean and healthy, with a UV clarifier included for perfectly clear water filtration. This filter is able to be partially buried in your garden for maximum discretion, allowing you to simply cover it or hide it with shrubs. Included with your filter is an integrated ultraviolet water clarifier for optimal clarity. Within your filter box are 4 sponges which are