???? ??????? ?????? ????????? ???????? ?????? ?????? ??????? ?????? ?????. ????? ?????? ?????? ??? ??? ??????? ?????? , ??? ???? ??????? ?????? . ?????? ????? ??????? ?????? ??????? ??? ????? ???? Copper Tube Insulation ???????? ???? ?????? . ????? ??????? ?????? ??? ????? ????? ????? ????????. ?????? ??? ????? ???? ???????? . ?????