Hozelock Bioforce Revolution 6000 UVC Pond Filter - 1352An advanced pressurised filter with UV clarifier and unique no fuss cleaning system. No more dirty hands Simply turn the handle to activate the internal cleaning blades that separate solids from the CypriCube foams. Then turn the switch to flush the waste material outside the pond. Good bacteria is preserved as filters are cleaned using pond water. Pressurised filtration without clogging or flow loss Unique CypriCube foam filters effectively remove