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Tau Siisii ​​Saina Saina Butterfly Valve ma Wafer Type Butterfly Valve, galue malosi e faʻaauau pea le alualu i luma, faʻafouina i le alamanuia, faia taumafaiga uma i le atinaʻe muamua. Matou te taumafai i le mea sili matou te mafaia e fausia ai le faʻataʻitaʻiga faʻasaienisi faʻataʻitaʻiga, e aʻoaʻo ai le tele o tomai faʻapitoa, e atiaʻe meafaigaluega gaosi oloa ma le gaosiga o gaosiga, e fatu ai oloa muamua-valaau lelei, tau talafeagai, maualuga o le auaunaga, vave tuʻuina atu, e ofoina atu ia te oe le fatuina o se tau fou.