Hygger CO2 aquarium substrate is selected from the original layer of black palm soil in southern China. lt is a weakly acidic soil with humus accumulated over a long period in humid subtropical regions. lt is rich in organic matter and trace elements such as free iron, which is processed into granular form using advanced technology and provides a suitable substrate for aquatic organisms.
Quantity
Goes well with this item. Each is the same price as on its own page.



