The JUWEL bio Boost filter accelerator immediately activates new filter media and reduces the run-in time in your aquarium.

The JUWEL bioBoost immediately activates the new filter media and accelerates the filter performance in your aquarium. Fish and plants are promoted in their vitality.

Placed underneath the filter wadding, the JUWEL bioBoost unfolds over a billion microorganisms in no time, ensuring crystal clear water in the aquarium. Change bioBoost every four weeks to get ideal water conditions in your aquarium.

JUWEL bioBoost is suitable for freshwater aquariums up to a size of 500 liters.