Munda wekushandisa weiyo cast iron valve inogona kukamurwa kuita 8 zvinhu: Waste Water Supply Pipe, kuvaka pombi yekupa mvura, pombi yemvura yekuvaka, pombi yemvura yakavigwa, pombi yekufambisa gasi, casing yemagetsi, pombi yekurima, pombi yeindasitiri zvichingodaro.Kuvandudzwa kwekuvaka supp yemvura ...
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