Hydra Aquatics Special Seiryu Stone - 25 lbs.

- Popular stone used in aquarium hardscapes

- Ranges from deep gray-blue to blackish gray with white calcite veins

- Layered appearance

- May raise pH, GH, or KH slightly

- Shrimp safe

- Cleaned and sterilized

Hydra Aquatics� Special Seiryu Stone is one of the most popular stones used in aquarium hardscapes. The stone ranges from deep gray-blue to blackish gray with white calcite veins, creating a lovely contrast. This stone has a layered appearance, giving it a unique look. Seiryu Stone may raise pH, GH, or KH slightly and is shrimp safe.

Recommendation: Rinse stones prior to use.