?????????????? ??????????, ????????? ??? ???????? ?????? ??? ?????????? ???????????. ?? ???????? ??? ????? ??? ??? ???????? ??? ??? ????? ??? ?????????, ????? ???? ??? ?????????? ??? ?? ????????????? ?? ???? ??????? ? ?????? ?????????.Grease is the most regular cause for drain troubles. If cooking oil or oil is set ANTLHSEIS XOLARGOS down the drain