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and promote healthy plant growth
The material color (smoky gray) is effective against algae settlement
Non-toxic synthetic fiber (polyester) filter wool with mechanical filtering action
stir it vigorously and let it dry for 1 to 2 hours
Seachem Matrix – High-Porosity Biological Filter Media for Aquariums & Ponds Size:500ml and promote healthy plant growthBoost your aquariums biological filtration with Seachem Matrix a premium, high porosity biomedia developed to support beneficial bacteria colonies that convert ammonia, nitrite and nitrate into less harmful molecules. Engineered for both freshwater and marine systems, Matrix features a porous inorganic structure (~10 mm granules) which gives each liter of media over ~700 m of surface area. This internal macroporosity means bacteria can colonise both
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