Serenity Coral Rubble 5-8cm 10kg

Serenity Natural Aragonite Coral Rubble 5cm - 8cm is an ideal natural substrate for marine or freshwater aquariums. Small coral pieces, ideal for coral rubble filters, calcium reactor media or a different look in aqua scaping.

The coral sand helps in raising and stabilising a higher pH

• Can be used for coral fragging.

• Perfect substrate for the base of aquariums and also as filter media.

• Graded, triple washed, and is ideal for Marine and Reef Aquaria, and freshwater where a higher pH is required.

• Naturally buffers pH and adds calcium.