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ISTA Check Valve

ISTA Check Valve

  • Check Valve made of plastic
  • Safeguards equipment against water runback
  • For 4/6 mm hoses
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2-4 business days - order within the next 9 hours and 24 minutes and we’ll deliver Saturday at the earliest
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The Check Valve from ISTA is made of transparent plastic and silicate gel. It is acid and alkali-resistant and reliably prevents water running back through the pipes to the equipment.


  • Check valve made of silicate gel
  • Directional arrow indicates correct connection direction
  • Acid and alkali resistant
  • 4,5 cm length, fits for 4/6 mm hose



Producer of innovative high quality Products with special interest in aquascaping, aquatic plants and shrimps. ISTA products offer a wide range of products with a very good value for money.

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