Crushed Coral Gravel: Provides buffering and a natural appearance.
Larger sizes #10 and #15 can be used as filter media. Provides vast surface area with low cost per media surface area.

CC0

#0 extra fine (sand)
20 Kg (44 LBS)
bulk
approximately the grain size of play sand

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CC1

#1 fine grade
20 Kg
approximately the grain size of pool filter sand

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CC3

#3 medium
20 Kg
approximately the size of rice grains

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CC5

#5 medium large
20 Kg

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CC10

#10 coarse
20 Kg

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CC10-5K

#10 coarse
5 Kg

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CC15

#15 extra coarse
20 Kg
rough surface with many fissures creates excellent breeding ground for nitrifying bacteria colonization and good flow charecteristics in filters such as air driven box filters

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CC15-5K

#15 extra coarse
5 Kg

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