Black and White Speckled Pebbles Size:2kg it helps maintain the calcium

it helps maintain the calcium and alkalinity levels required in a reef aquarium while providing biologically appropriate levels of other elements and trace minerals

To target a particular pH

rust-resistant stainless blade for prolonged use

NSW calcium concentration: 400 – 450 mg/L

Black and White Speckled Pebbles Size:2kg it helps maintain the calciumBlack 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