Seiryu / Ryuoh stone

Performance & sizing

Core numbers for matching this unit to your tank and electrical plan.

Power

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Flow rate

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Noise

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Dimensions

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Price range

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Tank fit (L)

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Consumables & maintenance

Follow the manufacturer schedule for seals, impellers, media, and other consumables.

Description

Angular grey stone with natural white calcite veining, widely used in Iwagumi and nature-style aquascaping. Each piece has distinct ridges and texture for dramatic hardscape compositions. Rinse thoroughly before use; calcite may slowly buffer KH in very soft water.