Seachem CupriSorb 100ml (treats 60 gallons) Under Gravel Filter 8% MIN Phosphorus 0

8% MIN Phosphorus 0

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Made of rigid

The basket is fully removable and snaps into the lid of the filter for easy and drip-free transit to a sink or hose for cleaning

50/50 Reef Sun Mini Compact Fluorescent Lamp - 10 W

Seachem CupriSorb 100ml (treats 60 gallons) Under Gravel Filter 8% MIN Phosphorus 0CupriSorb is a narrow spectrum, synthetic adsorbent based filter material for removing copper and heavy metals from either freshwater or marine water. It extracts all types of copper, including chelated copper, and remains effective until it turns a deep blue black color. It may be regenerated repeatedly. If placed in continuous service, it will gradually extract even precipitated copper and make invertebrate culture possible in tanks previously