Sagging Sewage Program Strains-- Dirt adjustments can create your drain line to sag. When this happens, the part that has sunk accumulates paper in addition to squander bringing about a blockage.????????????? ???? ??? ???????? ??? ?????????? ???????????? ??? ???????? ??? ?? ????? ????? ??? ??? ??? ?????????? ????.????????????? ???? ??? ???????? ???