ATI Essentials SPS Reef - 5.4 Liter Set

ATI Essentials SPS is a powerful, ready-to-use two-part dosing system designed to accelerate growth, enhance vivid coloration, and support optimal metabolic health in SPS-focused reef tanks. Backed by data from tens of thousands of ICP lab tests, this advanced formula delivers a precise blend of major and trace elements to maintain stable water chemistry while preventing harmful buildup. Its inorganic alkalinity source also helps boost and stabilize pH—perfect for the most demanding SPS corals.

Key Features from Reef Supplies:

• Comprehensive Element Support
  Provides 28 essential elements, including calcium, magnesium, alkalinity, and 25 trace minerals vital for coral vitality. This balanced dosing prevents nutrient imbalances and promotes long-term reef health.

• Enhanced Coral Growth & Color
  Encourages strong skeletal growth and rich coloration in SPS and LPS corals alike, fostering a thriving reef environment.

• pH Boosting Alkalinity
  Formulated with inorganic alkalinity sources that maintain elevated, stable pH levels, critical for sensitive SPS species.

• Balanced Two-Part Dosing
  Supplies key elements such as boron, potassium, strontium, and more in a 1:1 ratio, allowing you to tailor dosing based on your aquarium's consumption and maintain ionic balance.

• Trace Element Enrichment
  Delivers essential trace elements like iodine, iron, lithium, manganese, molybdenum, and vanadium to support coral pigmentation and health without causing accumulation.

• Highly Concentrated Formula
  Each 2.7L bottle packs 27,000 °dKH alkalinity and 200,000 mg of calcium—about 3.6 times more concentrated than traditional Balling two-part systems.

• Streamlined Maintenance
  Simplifies your routine by replacing multiple bottles with an efficient two-part system that replenishes nutrients while reducing the need for frequent water changes.

• Ready to Use
  Pre-mixed and compatible with dosing pumps—no dilution or manual prep needed. Just connect and dose.

Available Versions

Essentials Mixed Reef
Ideal for tanks with medium to high fish loads and elevated nutrients. Contains both organic and inorganic alkalinity sources with approximately 5× Balling concentration and medium to strong pH stabilization. Nutrient reduction included.

Essentials SPS
Perfect for tanks with low to moderate fish stocking and low nutrient levels. Uses inorganic alkalinity only, with about 3.6× Balling concentration and strong to very strong pH stabilization. No nutrient reduction.

Specifications & Usage

• Designed for SPS and mixed reef tanks with low nutrient levels. For best results, pair with ATI ICP Labs and ICP Elements.

• Available in a 5.4L set (2.7L Part #1 and 2.7L Part #2).

• Maximum daily dose: No limits.

• Concentration: Part #1 delivers 10,000° dKH per liter (27,000° dKH per bottle). Part #2 delivers 74,000 mg calcium per liter (200,000 mg per bottle).

• Liquid formula, pre-mixed and dosing pump ready.