This set includes a pressure filter that can be cleaned without opening the lid: simply switch to \'waste\' mode, scrub the dirty filter sponges via the external handles and let the dirty water exit the special waste outlet (see attached pictures). It also features a high-powered 20w UVC, filter foams and biospheres in the bottom chamber. The pump featured in this set handles 6mm solids and boasts low running costs. This set contains the following components (please click links below for more information): • Laguna Max-Flo 7600 pond pump • Laguna Pressure-Flo 10000 pressure filter