3kg Ocean Rock 

Various sizes 

Ocean Rock is a natural alkaline rock suitable for Saltwater Marine, African Rift Valley Hardwater Malawi/Tanganyikan cichlids, Intertidal brackish and coldwater due to its excellent buffering capacity.

Available in varying sizes

PLEASE NOTE: the rocks in the images are examples of what you will receive, please advise whether you prefer small/medium rocks as seen in the group picture which is 3kg 

*This product will raise your pH

PRICE INCLUDES POSTAGE