Power Sand is base substrate material designed for providing nutrients to the roots of aquatic plants and promoting growth of substrate bacteria. Porous volcanic stones secure the water circulation, and organic nutrients promote the growths of bacteria. Please select right size, S, M, L according to the depth of aquarium tank.
Volume (L) : 2
Depth of water tank (cm) : 40cm or below
Colorado Sand is natural sand in natural reddish color. It is suitable for general aquarium use and also good as cosmetic sand for planted aquarium. It has a wide array of uses without affecting water quality. It is great to place a thin layer of Colorado Sand on the bottom of a small aquarium with WABI-KUSA.
Volume : 8kg