Black and White Speckled Pebbles Size:2kg Turn off UV filters and

Turn off UV filters and ozone filters

It is intended for reef keepers monitoring calcium used by corals

Pour medicated water from bucket into the inlet of the pond

NSW calcium concentration: 400 – 450 mg/L

Black and White Speckled Pebbles Size:2kg Turn off UV filters andBlack and White Speckled Pebbles Black and White Speckled Pebbles are used as a natural bottom substrate for aquariums, requiring thorough washing before use and a recommended layer thickness of 3 to 10cm. Premium aquarium gravel is a natural bottom for your aquarium. Clean with lukewarm water before use. Cover the bottom with a 3 to 10cm thick layer. Allow the gravel to move to the back. This ensures that the dirt will always collect at the front of