Marineland Activated Carbon40oz JarMarineland Black Diamond Activated Carbon Filter Media eliminates discoloration, odors and impurities for sparkling clean water, and continues to do so long after other carbons quit. These heat-activated bituminous coal-based Black Diamond granules are specially sized for optimum effectiveness and are ideal for all aquarium filters.
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40oz Jar Pack — Each order contains a 40oz jar — conveniently packaged and ready to use straight out of the box.
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Enhances Natural Fish Coloration — Marineland Activated Carbon40oz JarMarineland Black Diamond Activated Carbon Filter Media eliminates discoloration, odors and impurities for sparkling clean water, and continues to do so long after other carbons quit.
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No Assembly Required — Ready to use straight out of the packaging — no tools, no complicated setup, just immediate use.
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Perfect for Saltwater / Reef — Thoughtfully designed to meet the specific needs of saltwater / reef — a product that genuinely understands your pet.
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Built to Last — Premium materials and quality construction ensure lasting performance and durability through everyday use.
✓ Freshwater & Marine
| Pack Size |
40oz Jar |
Dimensions / Capacity |
See product label |
| Material |
See product label |
Compatibility |
Saltwater / Reef |
| Suitable For |
Saltwater / Reef |
Power / Type |
Chemical / Liquid |
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Natural Color Enhancement
Packed with natural carotenoids and pigment-boosting nutrients that bring out the most vivid, natural colors in your fish.
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Quality Assured
Rigorously quality-checked to ensure consistent performance, safety, and reliability every time.
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Pet-Owner Approved
Loved by pet owners who rely on it for daily use — a product that delivers on its promises.
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Safe & Tested
Designed and tested with your pet's safety and wellbeing as the absolute top priority.
Usage Guide:
Dose as directed on the product label based on your aquarium volume. Test water parameters before and after dosing. Do not overdose — increase slowly over time when establishing a new routine.
