104-001 Power Sand S 2
104-002 Power Sand M 2
104-003 Power Sand L 2

Power Sand contains rich organic nutrients for plant roots, and helps to make an ideal environment for bacteria activity. Its porous volcanic stones secure water circulation, and avoid the stiffing of the substrate. It also contains rich nutrients for aquatic plant roots for a long period.
Please select right size, S, M, L according to the water depth.