Seachem Flourite Black Sand Planted Substrate Size:3.5kg and testing has shown that

and testing has shown that the magnesium content of some aquariums can be rather low

It indicates that fine particles are clumping together before mechanical filtration removes them

Aluminium oxide is not regenerable by baking

ensuring the optimal environment for your aquatic life

Ceramic axles are available separately

Seachem Flourite Black Sand Planted Substrate Size:3.5kg and testing has shown thatSeachem Flourite Black Sand Planted Substrate Seachem Flourite Black Sand Planted Substrate is a stable, porous clay gravel substrate for natural planted aquariums and freshwater aquarium setups. This 3. 5 kg (7. 7 lb) bag is suited to aquarists who want a black sand style base for aquatic plants or a natural looking freshwater display. Key Benefits Specially fracted, stable and porous clay gravel for planted aquaria. Black appearance is particularly