This device is recommended for aquaria up to a volume of 500 litres.
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The Dupla Safe-Ventil is a product of the highest quality and reliability. Stringent and constant quality control in the production process in compliance with ISO 9001 results in a product with a long life cycle.
This non-return valve is used to prevent water from flowing back along the CO2 line, and causing damage to the Magnetic Valve or Pressure Reducer. It should be installed between the Magnetic Valve and the Reactor.
Made of high quality materials, ensuring reliability and durability.