Quartz Bio Rings

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They are made of the quartz sand tretaed with extreme high temperatures. they have 10 times mire surface area than the normal ceramic filter materials because they are produced by advanced equipment. They have good water penetration and contain essential elements such sa calcium, magnesium, silicon and aluminium. They are good product for the beneficial bacteria as they can cultivate plenty of bacteria when they are in the water. Their special shape provide them with good water flow in the filter. They are more effective and durable than the normal ceramic filter materials. They are one of the ideal filter materials for both marine and freshwater filter systems.