Reef Code A & B Bundle - Brightwell

Maintain the perfect balance of calcium and alkalinity in your reef tank with the Brightwell Aquatics Reef Code A & B bundle. This two-part dosing system is designed to deliver essential elements in the exact ionic ratios found in natural seawater, promoting optimal growth and skeletal development in corals, clams, and other calcifying organisms.

Reef Code A provides bioavailable calcium, magnesium, and strontium to support robust coral structure and vibrant health. Reef Code B supplies balanced carbonate and bicarbonate ions to stabilize alkalinity and pH levels, ensuring a resilient and stable environment.

Together, Reef Code A & B simplify reef maintenance and eliminate guesswork by delivering a complete, high-strength solution for calcium and alkalinity replenishment—ideal for both beginner hobbyists and experienced reef keepers. When dosed in equal amounts, these solutions create a stable reef chemistry foundation without unwanted additives like phosphates or organics.

Key Benefits:

• Supports rapid coral growth and healthy calcification

• Maintains calcium and alkalinity in natural seawater ratios

• Highly concentrated formulas reduce dosing volume

• No phosphates, silicates, or organics

• Simple and effective for daily or automated dosing

Ideal For:

LPS, SPS, mixed reef tanks, and all marine aquariums with reef-building livestock.

Achieve professional-grade results and long-term reef success with the trusted, scientifically formulated Reef Code A & B system from Brightwell Aquatics.