?????????????????????DN200mm,DN300mm,DN400mm,DN500mm,DN600mm,DN700mmDN800??????;

    2?????г???????????????????????????й????????????????п??????????????????????U-PVC????????UPVC?????UPVC?????????PE???????????????;

    3????????????????????????????????????????????????????????U-PVC????;

    4???п?????????????????????????????

    ??????????????????????п??,?????????????????п??.

    ???п????????????????????,??????????????????в??;

    5????С???????????????????????????????????п??????U-PVC???????????????????PVC????;

    6???о?????????????????????????????ж??????в???????????????????????;

    7??????????????????????????????????????п????????????;

    ???????????????????;

    ?????????????п?????????????????,?????????????????;

    ???????????????????п??????????;

    8???????????????????????UPVC??????UPVC??????泤??????????Ч???????

    ??????????????泤????6.3?????Ч??????6??;

    ??PE????????????;

    ??UPVC???????泤????6.3?????Ч??????6??;

    ??UPVC??????泤????6.3?????Ч??????6??;

???????

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