????????? ?????-????? ????? ????? ?? ?????-????? ??? ????? ?????? ?????????? ????? ???????????? ??????????? ??? ??????????? ??????? ??? ???????? ???? ????? ???? ??????? ??????????? ???? ?????? ??????????? ?????, ??? ??? ?????????? ????????? ????????, ???? ?????? ???????/???? ??? ????? ???????? ?????? ????? ????? ???????? ???????????, ???? ????? ???????? ??? ??? ????? ???????? ?????? ?????, ???? ???? ????????? ???? ???, ???? ??? ??? ?????????? ?????? 0-50pa ??????? ???? ?????? ??????????? ?????? B ???? ?????? ???? ???????? BS EN1026:2016, BSEN12207:2016, BSEN12211:2016 ??????? ??? ???????? ????????? ??? ????????? ??? 300pa ???????? ?????? ??? ????????? ??????? ????????? ????? ???? ????? ????? ????? ????????? ???? ?????? ?????, ???? ????????? ???? ?????????? ????? ???????????? ???? ????? ???????? ?????? ?????? ????? ??????? ????? ??? ??????