Floor drains inonyanya kuiswa mumidziyo yemvura munzvimbo dzinoda mvura yakawanda, dzakadai sezvimbuzi, mabhakoni, makicheni, nezvimwewo. Mushoko, nokuda kwemvura yakanaka yepasi, kukurumidza kwemvura kunofanira kukurumidza zvakakwana, izvo zvinogona kudzivirira zvipembenene. , kunhuwa uye backflow, uye zviri nani kudzivirira kuvhara.Ndizvo...
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