Sagging Sewage Procedure Traces-- Grime adjustments can make your drain line to sag. When this occurs, the segment that has sunk accumulates paper as well as waste bringing about a blockage.?????????? ???????? ???????? ???????????? ??????????????? ????? ????? ? ???????? ????? (?.?. ?????? ???????????)??? ????? ? ??????, ?????? ? ??????? ?????? ?? ?