Sagging Sewage Procedure Traces-- Dirt adjustments can create your drain line to sag. When this happens, the part which has sunk accumulates paper as well as waste bringing about a blockage.????????????? ????? ?????????? ???? ?????????? ????????????? ???? ???????? ??? ??? ??? ??????, ???? ??? ??????? ?????? ??? ????????????? ?????????? ??? ??? ?? ?