Seachem Matrix - 1 Litre Bass & Basslets and random flow patterns

and random flow patterns

and the siphon design moves water out of the aquarium during maintenance

Compatible wide blade expansion: 0220

2 Activated Carbon inserts

Seachem Matrix - 1 Litre Bass & Basslets and random flow patternsSeachem Matrix 1 Litre Seachem Matrix 1 Litre is a high porosity biological filtration media for freshwater and saltwater aquariums, providing extensive surface area for beneficial bacteria that process nitrogenous waste. Seachem Matrix for Aquarium Biofiltration Matrix is a porous inorganic biomedia with both external and internal macroporous surface area. These pores support nitrifying and denitrifying bacteria, allowing Matrix to help process