Sagging Sewage Process Traces-- Grime adjustments can generate your drain line to sag. When this occurs, the part that has sunk accumulates paper as well as squander bringing about a blockage.????? ?? ???????? ???????? ??? ????? ????????? ? ????? ??????????.????????? ?? ?????? ?????? ?? ?????? ???????, ????????? ?? ????? ?????? ?? ?????????, ??????