ReeFlowers Iceland Black Sand Natural Aquarium Substrate 7 kg

Its deep black color provides an impressive contrast that makes the colors of fish, shrimp, and aquatic plants stand out vividly.

This 100% natural substrate is sterilized using active carbon and ultrafiltration technology without chemical processing. Its inert structure ensures it does not alter GH, KH, or pH levels, making it safe for sensitive species like Discus and various freshwater setups.

Key Ingredients

• Natural Black Sand - provides a decorative, inert base for freshwater environments
• Sterilized Substrate - processed via ultrafiltration to ensure a clean environment

How to Use

1. Check packaging for specific preparation instructions before adding to the tank.
2. Gently rinse with clean water if necessary to remove fine dust.
3. Spread evenly across the aquarium floor to your desired thickness.
4. Fill the tank slowly to avoid disturbing the substrate layer.

• 100% natural inert sand that does not affect water chemistry or pH levels
• Rounded 3-5 mm grains safe for bottom-dwelling fish and invertebrates
• Free from synthetic substances, toxic components, and heavy metals
• Large 7 kg pack ideal for establishing deep substrate layers in planted tanks