Tichiunza iyo PST4 yakatevedzana Close Coupled Centrifugal Pumps, iyo yekupedzisira kusimudzira kune yatova nesimba PST pombi. Iine mabasa akakwenenzverwa uye simba rakakura, mapombi aya isarudzo yakakwana yemhando dzakasiyana dzekushandisa.