CaribSea Seafloor Special Grade Dry Aragonite Reef Sand 40 lb Filter Bag Takes up minimal space and

Takes up minimal space and is lightweight

Ultra Ball is not your dog's ordinary ball

3/4" universal

The expansive sump chambers allow for placement of a large protein skimmer and a constant water level

Glass resists warping

CaribSea Seafloor Special Grade Dry Aragonite Reef Sand 40 lb Filter Bag Takes up minimal space andDry Aragonite Substrates CaribSea's dry marine substrates are recognized worldwide for their purity and precision. Our substrates are purposely engineered and free of impurities such as ash, metals, pesticides, and silica; which allows you to create a safe and beautiful environment for your fish and invertebrates. Precision grading makes system design a breeze! No matter what type of system you are setting up, we have the substrate that's perfect for