Seachem Reef Fusion™ 1 Tetra Keep fresh drinking water available

Keep fresh drinking water available at all times

Safe for use on glass and acrylic

Add one part water to three parts food

Filter has a red LED light that flashes to indicate when it's time to change the cartridgeSimply add your favorite style of plants and decor

Each mode enriches the color of your décor and fish in bold and exciting ways

Seachem Reef Fusion™ 1 Tetra Keep fresh drinking water availableProvides 100,000 mg L of ionic calcium Restores and maintains alkalinity Most concentrated two part system; simple 1: 1 ratio Reef Fusion 1 and Reef Fusion 2 are the foundation of a system formulated to provide the essentials for the reef aquarium. Reef Fusion 1 provides calcium, while Reef Fusion 2 provides alkalinity. When used together, the Reef Fusion system will maintain calcium and alkalinity levels. Reef Fusion 1 provides not only 100,000 mg L