Specially formulated mixture of dissolvable solids (also called general hardness or GH) which includes major salts of sodium, magnesium, calcium, and potassium together with all necessary minor and trace minerals, together with a ...
Description: Kent Marine Nitrate Sponge is a granular zeolitic medium which works by two methods.
It slowly directly adsorbs small amounts of ammonia that are released by fish and natural processes, and
it fosters anaerob...
Description: Kent Marine Phosphate Sponge is not an algaecide, but a ceramic medium which will adsorb phosphates quickly (within hours) when placed directly in the water flow. Works in fresh and saltwater aquariums or ponds to bri...