Seachem Matrix Size:2L Lighting: Low to medium

Lighting: Low to medium

comprehensive filtration

Retractable blade

This regulator features a solinoid for precise control

This fish has the perfect balance of bright colors

Seachem Matrix Size:2L Lighting: Low to mediumMatrix is a high porosity biomedia that provides efficient biofiltration for the removal of nitrogenous waste. Matrix is a porous inorganic solid about 10mm in diameter. KEY FEATURES: High capacity biofiltration Controls ammonia, nitrite, and nitrate Highly porous enormous surface area (>~700 m2 L) Supports aerobic and anaerobic bacteria species DIRECTIONS: Use 250mL of Matrix for each 200L (50 US gallons) of water. Matrix may be placed in any kind of