$5.58
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
Large size extremely porous filtration medium for use in all reefs, marine, freshwater aquariums & ponds. Used for biological filtration, nitrification, and denitrification. Reduces level of toxic ammonia, nitrites, nitrates, phosphates, and other organic pollutants. Can be used in a canister filter, reactor, or other type of aquarium filter with good water flow. Made in the USA.
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2025
$5.58