Red Sea 4-Part Complete Reef Care — Small (40 gal) / Medium (80 gal) / Large (160 gal)

Overview

A simple, bundled approach to stable reef chemistry and clean, vibrant water. This 4-part set provides the core essentials most marine aquariums need: calcium, alkalinity, magnesium, and nutrient control. Sized by system volume, each kit is curated to help new and established reef keepers maintain balanced parameters, healthy corals, and clear water with straightforward dosing.

Key Features

• All-in-One Core Bundle – Four coordinated solutions for daily/weekly reef care in one kit.

• Balanced Foundation Elements – Supports consistent Calcium, Alkalinity (KH), and Magnesium levels for strong coral skeleton growth.

• Nutrient Control – Helps manage nitrate and phosphate for clear water and better coloration.

• Sized by Tank Volume – Choose Small (up to ~40 gal), Medium (up to ~80 gal), or Large (up to ~160 gal).

• Easy Routine – Clear labels and complementary dosing schedules reduce guesswork.

• Reef-Safe – Formulated for mixed reefs, softies, LPS, and SPS systems.

Product Specifications

• What’s Included (4 Parts):

  1. Calcium supplement (Foundation A)

  2. Alkalinity (KH) supplement (Foundation B)

  3. Magnesium supplement (Foundation C)

  4. Nutrient control solution (for nitrate/phosphate management)

• Intended Use: Marine aquariums; ideal for mixed reefs and coral-focused systems

• Dosing Guidance: Begin with manufacturer’s starting doses; test Ca/KH/Mg and NO₃/PO₄ regularly and adjust based on actual consumption

• Coverage by Variant:

  • Small (40 gal): Recommended for systems up to ~40 gallons

  • Medium (80 gal): Recommended for systems up to ~80 gallons

  • Large (160 gal): Recommended for systems up to ~160 gallons

• Compatibility: Protein skimmers, refugiums, reactors, and common reef additives

• Best Practices: Maintain stable salinity and temperature; test at least weekly; increase/decrease doses gradually to avoid parameter swings