The FiltoClear pressure filter is a compact pressure filtration system with a patented Easy-Clean function. The FiltoClear system includes a built-in UV Clarifier with bypass for optimal efficiency at low power usage. The built-in cleaning mechanism makes filter maintenance possible in a matter of minutes. FiltoClear systems can be installed unobtrusively by burying up to 2/3 of the filter below ground. Built in UV Clarifier: UV-Clarifier makes the FiltoClear Pressure Filter your all in one filtration solution. From the moment you add the filter to your pond the UV-Clarifier starts eliminating microscopic green algae (pea soup) Pressurized Filtration: Pressurized filters allow for the use of waterfalls or watercourses in your backyard pond. This feature allows you to have all the necessary components for sustaining life in your pond while allowing you to use only one pond pump and filter to reach your waterfall. Easy Cleaning: With a simple rotation of the cleaning switch and a few pulls on the cleaning handle will easily and effectively remove trapped debris inside the filter, without ever getting your hands dirty.