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Kukulitsa Kuchita Bwino ndi Kuwongolera ndi Mayankho Athu a Njira Zitatu Zosiyanasiyana
Njira zitatu zopangidwa ndi stopcock body (yopangidwa ndi PC), valavu yapakati (yotipanga ndi PE), Rotator (yopangidwa ndi PE), kapu yoteteza (kutipanga ife ndi ABS), Screw cap (kutipanga ife ndi PE), cholumikizira cha njira imodzi (chopangidwa ndi PC + ABS).
