Super Natural-Jungle River Sand 20 lb Marine Fish - Gobies and Blennies Reverse Osmosis Membrane is ideal

Reverse Osmosis Membrane is ideal for removing (TDS) Total Dissolved Solids from water

such as sensing when your tank needs to be topped off or to detect when a dosing container needs a refill

Easily hatch your own fish food with the San Francisco Bay Brand Hatchery Kit or use it as an educational tool

Easy care level

If any phosphates are present

Super Natural-Jungle River Sand 20 lb Marine Fish - Gobies and Blennies Reverse Osmosis Membrane is idealJungle River Sand is a smaller grain sized substrate ideal for any freshwater aquaria but perfect for bottom dwellers and aquatic plants. These dark, smooth, and fine grains are both fish and root friendly, and its uniform . 8 1. 2 mm size is easy to maintain.