Choyimitsa chanjira zitatu chimapangidwa ndi thupi la stopcock (lopangidwa ndi PC), valavu yapakati (yopangidwa 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).