Seachem Gray Coast Size:10kg

Seachem Gray Coast Size:10kgNatural calcite for all types of marine, reef, and tropical aquaria Assists in stabilizing calcium and alkalinity Helps prevent large pH declines High in magnesium Maximizes color of marine fish Overview 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

corals expend less energy to derive the nutritional benefit

Increased Durability

Purigen is the highest capacity organic filtration resin on the market

Potato Meal

while the dimensions of the pebbles prevent accidental ingestion

usually after 5 to 10 minutes

Warning: This product is not intended for human consumption

Easy-to-read display

Replacement Filter Socks are available

and discourages nuisance algae

compare color to chart to determine concentration

enhancing the natural feel of the aquarium