๐ Purpose of GAC in Reef Tanks Improves water clarity by removing: Organic compounds Toxins Yellowing pigments Odours Enhances light penetration and overall tank health. ๐งช Usage Guidelines Dosage : Use 125ml per 190 litres (50 gallons) of tank water. Rinsing : Rinse thoroughly until the water runs clear to remove dust. Placement : Preferably in a carbon reactor for slow, consistent flow. Alternatively, use a media bag (ensure it doesn't tumble). Flow Rate : Ensure slow circulation to maximize contact time and prevent dust release. Duration : Run for several days , then remove. Frequency : Use periodically , not continuously. Replacement : Change every 1 to 3 weeks , depending on bioload.
eBay