High-purity, magnesium-rich mineral that may be employed in traditional calcium reactors, or even blended in to pre-existing aquarium substratum, to gradually increase and maintain the magnesium concentration in the system.
Provides magnesium, which helps regulate the balance between calcium and carbonates in aquarium water, and is a component of aragonite, the mineral secreted by reef-building organisms to form skeletal material.
Composed of magnesium, calcium, and carbonates.
Optimal average particle size for use in media reactors and calcium reactors.
*Discounts exclude products from these manufacturers with MAP (minimum advertised price) rules: Ecotech Marine, Neptune Systems (Apex), Coral Vue (Reef Octopus, Maxspect), Aqua Illumination and Aqua UV.