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Oyster Shell

Oyster Shell

Oyster Shells have been used for years by Koi professionals to help with the pH of the water and to maintain optimal water conditions and is extensively used in Japan.

Since the Oyster Shells will generally raise the pH level in your water, these should only be used in cases of low pH.

Oyster Shell generally will raise the level of the pH

Item #
Japanese Oyster Shell Crushed 20 kg OUT OF STOCK
C a l l
C a l l
Japanese Oyster Shell Halves 3kg OUT OF STOCK
C a l l
C a l l