??????, ?????? ?? ?????? ????? ?? ??????????? ?????, ?? ???????? ???????? ??? ????, ???????? ??? ?????? ??? ???????? ? ???????? ???? ?????? ??? ??????? ??? ?? ????????? ???? ??? ??????. ?? ?????? ???? ??????, ?? ?????????? ????? ??????? ????????.Use liquid drainpipe cleaners as an alternative to crystal drainpipe cleaners. Crystal drain cleansers