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Check valve Happet blister

Check valve Happet blister

Regular price €3,99 EUR
Regular price Sale price €3,99 EUR
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check valve

The check valve, in case power plants shut off power, prevents water from flowing back into the aerator, thus preventing flooding .
It also protects against electric shock in the event of a sudden return of power. Fits standard 4/6mm aquarium hoses .

Product features:

  • only allows air to pass in one direction
  • prevents flooding
  • long lifetime
  • easy to install
  • provides security

Dimensions: ​​​​​​​5 x 1 cm

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