Ivalve yebhabhathane yePVC yivalve yeplastiki yebhabhathane.Ivalve yeplastiki yebhabhathane inoxhathiso olomeleleyo lwe-corrosion, uluhlu olubanzi lwesicelo, ukuxhathisa ukunxiba, ukuqhawula ngokulula kunye nokugcinwa lula.Ilungele amanzi, umoya, i-oyile kunye nolwelo lwekhemikhali eyonakalisayo.Umzimba wevalvu uyakhiwa...
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