Click to expand Tap to zoom ANS Nano Block Mini 100ml by ANS Save $-12.00 $12.00 | / SKU A33297 100ml - $12.00 100ml Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Success! We will notify you when stocks are back! There was an error signing up for restock notifications. Please try again. Features: Highly efficient biofilter media with massive surface area Durable and long term usage for more than 5 years, without losing its shape Do not affect the pH and mineral balance Suitable for hang on filter or over filter Measurement: 2x2cm