Oyster Shell in Net Bag 5kg Filter Media 0.1395372623574145 Dimensions: Vary slightly

Dimensions: Vary slightly

000 – 10

optimal adjustment for versatile application

4mtr x 3mtr – With 12 Pegs

Oyster Shell in Net Bag 5kg Filter Media 0.1395372623574145 Dimensions: Vary slightlyOyster Shells 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 it is extensively used in Japan. Since the oyster shells will generally raise the pH level in your water, they should only be used in cases of low pH. For those that have never been to Japan, oyster shells are extensively used by the breeders in Japan; these soluble (soft) shells are used to stabilise