Seachem Reef Fusion™ 1 Tetra The CF300MKII includes three fine

The CF300MKII includes three fine filter pads (white) and a single coarse filter sponge (blue) for enhanced Mechanical Filtration

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

Keep fresh drinking water available at all times

Optional pre-set habitat light configurations (Lake Malawi

Seachem Reef Fusion™ 1 Tetra The CF300MKII includes three fineProvides 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