The one task I truly hate is cleaning filter socks. When I built my new sump for the 400g, I included a filter sock hanger and purchased four socks to rotate through as needed. These are the large 7" filter socks, not the smaller 4" type. As they get dirty, I pull them out of the sump and place them in a container near the back door, and usually the next day they are put outside to be cleaned later. Well, I had one out there. A few weeks later I had another dirty sock sitting ...