Dual Slimline Valve
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The DSFFV’s heart is a reinforced urethane ball. The unique design allows free movement of the ball, which lifts completely out of the liquid without any interference. As the pump stops, the heavy ball falls into the seat resulting in dropless sealing.



  • Prevents clogging by means of the self cleaning ball
  • Silent, non-slam and reduces pipe hammer
  • Simple construction with only one moving component


  • Mining and mineral processing
  • Power generation
  • Sand and gravel
  • Chemical and soda ash
  • Pulp and paper
  • Environmental and Effluent
  • SIZE (mm): 80 to 600. Different sizes available on request
  • OPERATING PRESSURE: 0 to 100 bar
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