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Safe for Aquariums: Free from nitrate and phosphate
relieving the need to shield zooxanthellae and enabling the host organism to open fully
Contains calcium
103–403 Series: Mid or lower media baskets Fluval FX5: Top or middle media baskets
Seachem Reef Kalkwasser 500g Pure Calcium Hydroxide aquarium-systems Safe for Aquariums: Free fromSeachem Reef Kalkwasser is a premium product designed for the preparation of limewater solutions that maintain essential calcium concentrations. It is crafted with pure calcium hydroxide, ensuring optimal purity and solubility, crucial for sustaining natural seawater levels in marine aquariums. The use of kalkwasser plays a pivotal role in maintaining both calcium directly and carbonate alkalinity indirectly, depending on factors such as evaporation