Single Layer Ultra Premium Filter Sponge - Top Filter Sponge - Molded Aquarium Sponge - 35 × 10 × 0.5 cm - (4 in 1 Pack) Brewers dried yeast

Brewers dried yeast

Flow Maximum : 900 L/Hr

Do not overdose

Ferrous Sulfate

Anchor worm

Single Layer Ultra Premium Filter Sponge - Top Filter Sponge - Molded Aquarium Sponge - 35 × 10 × 0.5 cm - (4 in 1 Pack) Brewers dried yeastIdeal for all brand Top filters, this sponge is versatile in use. This product can be used for sea water fish tank, fresh water fish tank, planted aquariums with sizes being cut as per your wish. The pore gap and flexibility of this material sponge is the most suitable breeding ground for cultivating the fine nitrobacteria. This biochemical sponge has the best effect on decomposing the excrement and the food leftovers, and improve filtration and