Seachem Reef Builder - 1.2kg - Raises Carbonate Alkalinity (KH) Ferret Accessories The sensor is held in

The sensor is held in place with a suction cup

Fritz Aquatics' trusted researchers and marine scientists have formulated this sea salt blend to mimic all of the elements of natural sea water utilized by living marine and reef animals

For Fresh and Saltwater

Calcium is a crictical essential nutrient for reptiles

Perfect for all Zoo Med Nano Bulbs

Seachem Reef Builder - 1.2kg - Raises Carbonate Alkalinity (KH) Ferret Accessories The sensor is held inSeachem Reef Builder is a high quality blend of carbonate sources designed to safely and efficiently raise the carbonate alkalinity of marine aquariums, without reducing essential calcium, magnesium and strontium as well as providing zero impact on delicate pH levels. The alkalinity of your aquarium should be maintained at 3 5 meq L (8 14 dKH) and for safety, the alkalinity levels should not fall below 2 meq L. Comes in a 1 kilogram container.