Ista – Premium soil

• A scientifically formulated substrate from natural soil sintered into a porous and granular structure with excellent filtering power.
• Sintered with organic acid; suitable fro shrimp, fresh water fish, and plants.
• Helps maintain stable, healthy, and clear water for long period of time.
• Lowers PH/KH of the water; creates weak acid and soft water environment.
• Rapidly removes cloudiness and supports the development of aerobic bacteria