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...

Marinepure PLATE 20x20x2.5cm Designed for Ammonia and Nitrite Removal under high flow. Deep pore structure will allow development of low oxygen zones, which will help with control of nitrates. Perfect for the creative hobbyist as it can be easily shaped. Use in sumps, between baffles, shape to fit in tight/custom places.

Marinepure BLOCK 20x20x8cm Ammonia, Nitrite & Nitrate Removal Primarily designed to provide deep anaerobic zones for de-nitrification in passive or low flow systems. Live rock substitute Use in Aquarium sumps

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