???? ???? ????? ?? ???? ?????? ???? ?? ????. ??????? PVC ????? ??? ????? ???????? ??????? ??????, ????? ????? ???? ?????. ??? ????? ?????? ??? ???????? , ?????? ??? ???? ???? ??? ????? ??? . ??? ????? ??????? ??????? , ?????? ?? ?-PVC ???? ???? ?????. ??? ?????? ? PVC - ????????? ?????? ???? ????? ?????? ????, ??? ? ?????? check here ?? ????? ??