Seachem Gray Coast Gravel

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Gray Coast™ Calcite is an all natural calcite substrate for all types of marine, reef and tropical aquaria. Its chemical composition will assist in stabilizing calcium and alkalinity while preventing large pH declines. Simply rinse before use to remove any residual dust. Unlike competing “wet” gravels, Gray Coast™ is sold dry: this bag contains 35% more gravel than a bag of wet gravel of equal weight.  Natural calcite for all types of marine, reef, and.... Show Details
Gray Coast™ Calcite is an all natural calcite substrate for all types of marine, reef and tropical aquaria. Its chemical composition will assist in stabilizing calcium and alkalinity while preventing large pH declines. Simply rinse before use to remove any residual dust. Unlike competing “wet” gravels, Gray Coast™ is sold dry: this bag contains 35% more gravel than a bag of wet gravel of equal weight. 
  • Natural calcite for all types of marine, reef, and tropical aquaria
  • Assists in stabilizing calcium and alkalinity
  • Helps prevent large pH declines
  • High in magnesium

Net Wt. 3.5kg (7.7lb) bag



Regular price $25.26

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