Seachem Reef Fusion 2 500ml – Alkalinity Supplement for Reef Aquariums

Seachem Reef Fusion 2 500ml is a concentrated alkalinity supplement designed as part of Seachem’s two-part Reef Fusion system. It contains a balanced blend of carbonates and bicarbonates that maintain stable alkalinity levels and supply calcareous organisms with the essential carbonate required for growth.

When used together with Reef Fusion 1, this system provides complete calcium and alkalinity support, closely replicating natural seawater conditions. Reef Fusion 2 helps ensure consistent coral growth, strong skeletal formation, and long-term reef stability.

The 500ml bottle is ideal for medium to large reef aquariums or regular dosing schedules. Easy to dose and fast acting, Reef Fusion 2 supports healthy reef chemistry when used as directed.

Key Features:

• Concentrated alkalinity supplement for reef aquariums
• Part 2 of the Reef Fusion two-part system
• Contains carbonate & bicarbonate blend
• Maintains stable alkalinity levels
• Supports coral growth and calcification
• Designed to be used with Reef Fusion 1
• Suitable for reef aquariums

Seachem Reef Fusion 2 500ml is a professional-grade alkalinity supplement formulated to work in perfect balance with Reef Fusion 1. Together, they maintain essential calcium and alkalinity levels for thriving corals and long-term reef health. Available now at Reef freaks.