Sponge Bio Filter

By · Friday, December 11th, 2009

Sponge Bio Filter
How sponge filters work and how to run them?

I'm thinking of getting a sponge filter for a biological filter supplement in my 30 gallons

Sponge filter is simply a powerhead with a sponge attached to it. Think of the sponge as the filter media. The head of power boost water through the sponge filter (or beneficial bacteria in the sponge does the job) water.

Reef Aquarium Martin Veldhuis

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