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This is ensured by the pump and

  • kampol papog
    • 871 posts
    May 10, 2022 4:45 AM EDT

    This is ensured by the pump and water tank system. and prevent water pollution in the water supply network Due to suction even with leaks, pipe joints, water pipes can be made of steel, cast iron, reinforced concrete, ceramics, glass and plastics such as high-density polyethylene. 

     

     

     

     

     

     

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