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our substrate can have a slightly graphite shade that gives an even more natural look
200cm / 7ft = 80-90kg
-stabilises pH and hardens the water -perfect for rock biotopes: Tanganyika
The sand may have a light shade of grey colour but it will look different and much more attractive when illuminated in the aquarium
hollownaturally -a large number of crannies is a hideout for the juvenile fish
Black Gravel 3-5mm GENERAL GUIDELINES FOR 2" GRAVEL DEPTH:5KG (1FT LONG TANK) our substrate can have aGrain size: 3 5mm. Suitable for every biotope and above all, perfect for plant aquariums. The right fraction favours the good rooting of plants. Safe for all living organisms. It does not influence water parameters, and does not change the Gh, Kh, Ph values. The dark colour of sand has an infuence on colour of fish and shrimp in the aquarium, making them more colourfull. At the bottom of the page, there is a calculator that allows you to calculate the