AF Bio Sand 7.5kg AF Bio Sand is a natural white sand derived from the highest quality deposits. It is free of any contaminants and its calcium carbonate content helps to stabilize water chemistry. The latest technology in AF Bio Sand significantly accelerates the maturation process of an aquarium, and allows faster livestock addition in a newly set up tank....

AF Synthetic Rock A hand-made synthetic rock made of compounds of similar composition to natural live rock. Unlike synthetic ceramic rocks, AF Rock is very light and easy to work with. The rock can be cut, broke and easily joined using AF Stone Fix. Due to the newest technological processes, AF Rock has a very high porosity. The rock can be used as a filtration...

AF rock life  20 kg Living reef rocks, seeded with bacteria during 8 to 12 weeks minimum

Gray Coast sand 10kg Gray Coast™ Calcite is an all natural calcite substrate for all types of marine, reef and tropical aquaria. Its chemical composition will assist in stabilizing calcium and alkalinity while preventing large pH declines. Unlike competing “wet” gravels, Gray Coast™ is sold dry: this bag contains 35% more gravel than a bag of wet gravel of equal...

Aragonite sand Pearl Beach 3.5kg Pearl Beach™ is an all natural aragonite substrate for all types of marine, reef and tropical aquaria. Its chemical composition will assist in stabilizing calcium and alkalinity while preventing large pH declines. Similar in appearance to Meridian™, it's grain size is considerably more varied. 

Aragonite sand Pearl Beach 10kg Pearl Beach™ is an all natural aragonite substrate for all types of marine, reef and tropical aquaria. Its chemical composition will assist in stabilizing calcium and alkalinity while preventing large pH declines. Similar in appearance to Meridian™, it's grain size is considerably more varied. 

Aragonite sand Meridian 9kg Meridian is a natural oolitic (spherical or egg shaped) aragonite substrate for all reef and marine aquaria. Meridian is the premium aragonite substrate for the reef aquaria. It's grain size (fairly uniform .25 - .50mm) is ideally suited to reef inhabitants. It's chemical composition will assist in stabilizing calcium and alkalinity...