YEE Natural Volcanic Rock Aquarium Filter Media, 500G Fish Tank Filtering, Cultivating Nitrifying Bacteria | Removes Harmful Substances | Activated Water Health
- The volcanic rock has low resistance to water flow, it does not cause blockage.
- Allow culture of digestive bacteria (nitrifying bacteria)
- Absorption of harmful bacteria, and heavy metals such as chromium and arsenic.
- Stabilize the water pH value, and provides water filtration and water quality control.
Volcanic rock 500g
ZAR 35.00Price
Only 4 left in stock
Because of the extra weight, shipping costs may be slightly higher than standard rates.
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