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2 mm thick shock-resistant Pyrex glass construction for enhanced durability
This product is especially beneficial when setting up a new aquarium
For aquariums from 40 to 200 litres (11 to 53 USgal
phosphate free activated carbon can also help to keep phosphate levels as low as possible
Seachem Reef Kalkwasser 500g Pure Calcium Hydroxide Dispatch_3 - 4 Working Days 2 mm thick shock-resistant PyrexSeachem 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