Seachem Reef Builder 300 g- 4 kg Description A high-purity calcium and alkalinity supplement for reef aquariums, designed to support rapid and healthy coral skeletal growth. Seachem Reef Builder maintains optimal calcium and alkalinity levels while helping to stabilize magnesium, promoting vibrant corals, strong skeletal development, and a balanced reef environment. Ideal for SPS, LPS, and soft corals. Key Features • High-purity calcium and alkalinity supplement• Supports strong coral skeletal growth• Stabilizes magnesium levels in the aquarium• Promotes healthy SPS, LPS, and soft coral development• Easy-to-dissolve powder for accurate dosing Benefits ✔ Supports rapid and healthy coral growth✔ Enhances coral coloration and vitality✔ Maintains stable calcium, alkalinity, and magnesium levels✔ Promotes overall reef stability and health Usage Test calcium and alkalinity levels before dosing. Determine the required amount based on aquarium volume and test results. Dissolve the powder in freshwater or saltwater before adding to the aquarium, or dose directly into a high-flow area. Monitor calcium and alkalinity levels regularly and adjust dosing as needed.

Read more less

Seachem Reef Buffer 250 g-1 kg Description A high-purity, advanced alkalinity supplement for reef aquariums, designed to maintain stable carbonate hardness (KH) and support coral and invertebrate health. Alkalinity is essential for coral skeletal formation, biological processes, and overall reef stability. Regular use helps prevent pH swings and promotes a healthy, thriving reef environment. Key Features • High-purity alkalinity supplement for reef aquariums• Maintains stable carbonate hardness (KH)• Supports coral skeletal growth and invertebrate health• Helps prevent pH fluctuations• Easy-to-dissolve powder for accurate dosing Benefits ✔ Maintains stable alkalinity levels in reef systems✔ Supports healthy coral and invertebrate growth✔ Prevents pH swings and promotes water stability✔ Enhances overall reef vitality and coloration Usage Test alkalinity levels before dosing. Determine the required amount based on aquarium volume and test results. Dissolve the powder in freshwater or saltwater before adding to the aquarium, or dose directly into a high-flow area. Monitor alkalinity levels regularly and adjust dosing as needed.

Read more less

Seachem Reef Advantage Strontium 300g-600g Description A high-purity, advanced strontium supplement for reef aquariums, formulated to support optimal strontium levels essential for coral skeletal growth and coralline algae development. Strontium works alongside calcium and magnesium to strengthen coral skeletons and maintain a balanced reef environment. Regular supplementation helps sustain vibrant and healthy reef systems. Key Features • High-purity strontium supplement for reef aquariums• Supports coral skeletal formation and growth• Promotes healthy coralline algae development• Complements calcium and magnesium supplementation• Easy-to-dissolve powder for precise dosing Benefits ✔ Supports strong coral skeletons and growth✔ Enhances coralline algae health and coloration✔ Helps maintain balanced trace element levels✔ Promotes overall reef stability and vitality Usage Test strontium levels before dosing. Determine the required amount based on aquarium volume and test results. Dissolve the powder in freshwater or saltwater before adding to the aquarium, or dose directly into a high-flow area. Monitor strontium levels regularly and adjust dosing as needed.

Read more less

Seachem Reef Advantage Magnesium – 300 g - 4 kg Description A high-purity, advantage magnesium supplement for reef aquariums, designed to maintain optimal magnesium levels and support coral and invertebrate health. Magnesium helps stabilize calcium and alkalinity levels, promotes healthy skeletal growth in SPS and LPS corals, and supports coralline algae development. Regular supplementation ensures a balanced and thriving reef environment. Key Features • High-purity magnesium supplement for reef aquariums• Stabilizes calcium and alkalinity levels• Supports coral skeletal growth and invertebrate health• Promotes coralline algae development• Easy-to-dissolve powder for accurate dosing Benefits ✔ Maintains stable magnesium levels in reef systems✔ Supports strong coral growth and skeletal development✔ Helps stabilize calcium and alkalinity✔ Enhances overall reef vitality and health Usage Test magnesium levels before dosing. Determine the required amount based on aquarium volume and test results. Dissolve the powder in freshwater or saltwater before adding to the aquarium, or dose directly into a high-flow area. Monitor magnesium levels regularly and adjust dosing as needed.

Read more less

Seachem Reef Advantage Calcium – 250 g - 4 kg Description A high-purity, advantage calcium supplement for reef aquariums, formulated to support strong coral skeletal growth and healthy invertebrate development. Calcium is a critical element for SPS, LPS, and soft corals, as well as coralline algae. Regular supplementation helps maintain optimal calcium levels, ensuring vibrant coral growth and a stable reef environment. Key Features • High-purity calcium supplement for reef aquariums• Supports coral skeletal formation and invertebrate health• Maintains stable calcium levels in reef systems• Suitable for SPS, LPS, soft corals, and coralline algae• Easy-to-dissolve powder for accurate dosing Benefits ✔ Promotes strong coral skeletal growth✔ Supports healthy growth of invertebrates✔ Helps maintain stable calcium levels✔ Enhances coral coloration and vitality Usage Test calcium levels before dosing. Determine the required amount based on aquarium volume and test results. Dissolve the powder in freshwater or saltwater before adding to the aquarium, or dose directly into high-flow areas. Monitor calcium levels regularly and adjust dosing as needed.

Read more less

Seachem Reef Zooplankton – 250 ml - 500 ml Description A concentrated zooplankton supplement formulated to provide essential nutrition for reef aquariums. Zooplankton is a natural food source for corals, clams, sponges, and other filter-feeding invertebrates. Regular supplementation helps promote coral growth, enhance coloration, and support overall reef ecosystem health. Key Features • Concentrated zooplankton food for reef aquariums• Provides essential nutrients for filter-feeding organisms• Supports corals, clams, sponges, and other invertebrates• Helps maintain a balanced reef feeding routine• Easy liquid dosing Benefits ✔ Provides natural nutrition for filter feeders✔ Supports coral growth and vibrant coloration✔ Promotes overall reef health and biodiversity✔ Enhances the activity and vitality of reef organisms Usage Shake well before use. Turn off protein skimmers or mechanical filtration temporarily if needed. Add the recommended dose directly to a high-flow area of the aquarium. Feed regularly as part of your reef maintenance and feeding routine.

Read more less

Seachem Reef Phytoplankton – 250 ml 500 ml Description A concentrated phytoplankton blend designed to provide essential nutrition for reef aquariums. Phytoplankton is a natural food source for many marine organisms including corals, feather dusters, clams, sponges, and other filter feeders. Regular feeding helps support coral growth, coloration, and overall reef ecosystem health. Key Features • Concentrated phytoplankton food for reef aquariums• Provides essential nutrients for filter-feeding organisms• Supports corals, clams, sponges, and other invertebrates• Helps maintain a balanced reef feeding routine• Easy liquid dosing Benefits ✔ Provides natural nutrition for filter feeders✔ Supports coral health and growth✔ Helps improve reef biodiversity✔ Promotes a healthy and active reef ecosystem Usage Shake well before use. Turn off protein skimmers or mechanical filtration temporarily if desired. Add the recommended dose directly to a high-flow area of the aquarium. Feed regularly as part of your reef feeding routine.

Read more less

Seachem Reef Trace 250 ml - 500 ml Description A balanced trace element supplement designed to restore and maintain important trace elements in reef aquariums. Trace elements are rapidly depleted through coral growth, filtration, and protein skimming. Regular supplementation helps replace these essential elements, supporting coral health, growth, and overall reef stability. Key Features • Comprehensive trace element supplement for reef aquariums• Replenishes elements depleted through filtration and coral uptake• Supports coral growth and biological processes• Suitable for SPS, LPS, soft corals, and other reef invertebrates• Easy-to-dose liquid formula Benefits ✔ Restores essential trace elements in reef systems✔ Supports coral health and natural growth✔ Helps maintain a stable and balanced reef environment✔ Complements regular reef supplementation routines Usage Determine the appropriate dose based on aquarium size. Add the supplement to a high-flow area of the aquarium or sump. Dose regularly as part of your reef maintenance routine. Monitor aquarium parameters and adjust dosing if required.

Read more less

Seachem Reef Strontium – 250 ml / 500 ml Description A concentrated strontium supplement formulated for reef aquariums to help maintain strontium levels similar to those found in natural seawater. Strontium is an important trace element used by corals, coralline algae, and other reef organisms for skeletal formation and healthy growth. Regular supplementation helps replace strontium depleted through coral uptake, filtration, and protein skimming, supporting a stable and thriving reef environment. Key Features • Concentrated strontium supplement for reef aquariums• Helps maintain natural seawater strontium levels• Supports coral and coralline algae skeletal growth• Ideal for SPS, LPS, and reef aquariums with coralline algae• Easy liquid dosing for accurate supplementation Benefits ✔ Supports strong coral skeletal development✔ Encourages healthy growth of coralline algae✔ Helps maintain balanced trace element levels✔ Promotes a stable and healthy reef system Usage Test strontium levels in your aquarium using a reliable test kit. Determine the appropriate dose based on aquarium volume and test results. Add the supplement to a high-flow area of the aquarium or sump. Monitor strontium levels regularly and adjust dosing as required.

Read more less

Seachem Reef Potassium – 100 ml-500ml DESCRIPTION A concentrated potassium supplement formulated for reef aquariums to help maintain potassium levels similar to those found in natural seawater. Potassium is an essential element used by corals for metabolic processes, coloration, and healthy growth. Regular supplementation helps prevent depletion caused by coral uptake, filtration, and protein skimming, while supporting vibrant colors and overall coral vitality in SPS, LPS, and soft corals. KEY FEATURES • Highly concentrated potassium supplement for reef aquariums• Helps restore and maintain natural seawater potassium levels• Supports coral metabolic and biological processes• Ideal for SPS, LPS, and soft coral reef systems• Easy-to-dose liquid formula for accurate supplementation BENEFITS ✔ Enhances coral coloration, especially reds, pinks, and purples✔ Supports healthy coral growth and skeletal development✔ Helps prevent potassium depletion in reef systems✔ Promotes a stable and balanced reef environment USAGE Test the potassium level in your aquarium using a reliable test kit. Determine the required dose based on your aquarium volume and test results. Add the supplement to a high-flow area of the aquarium or sump. Monitor potassium levels regularly and adjust dosing as needed.

Read more less

Seachem Reef Plus 250 ml–500 ml Description Seachem Reef Plus is a comprehensive liquid supplement designed to support balanced growth and vitality in marine and reef aquariums. It delivers a blend of essential nutrients, trace elements, and minor elements that corals and invertebrates naturally consume but are often depleted in captive systems. Reef Plus helps maintain optimal nutrient levels to promote healthy coral development, vibrant coloration, and overall aquarium stability. Key Features Broad‑spectrum reef supplement for marine aquariums Contains essential nutrients and trace elements Liquid formula for easy, precise dosing Designed for reef systems with demanding coral life Available in 250 ml to 500 ml sizes Complements other Seachem reef products Benefits Supports healthy coral growth and development Helps maintain balanced nutrient levels Enhances coral coloration and vitality Easy integration into regular reef maintenance Works well with test kits and dosing routines Usage Test water parameters before dosing when possible Dose according to aquarium volume and current nutrient levels Add Reef Plus directly to the aquarium or dosing container Dose regularly as part of routine reef care Monitor coral and invertebrate response and adjust as needed Use along with other reef supplements for balanced chemistry

Read more less

Seachem Reef Phosphorus 100 ml–500 ml Description Seachem Reef Phosphorus is a liquid supplement formulated to provide a controlled source of phosphorus for marine and reef aquariums. Phosphorus is an essential nutrient used by corals and other reef organisms for metabolic functions and skeletal growth. Reef Phosphorus helps maintain balanced nutrient availability without causing harmful spikes, supporting overall reef health and vitality when used as part of a balanced dosing program. Key Features Provides phosphorus in a controlled liquid form Designed specifically for marine and reef aquariums Easy to dose with precise liquid measurement Supports metabolic processes in corals and invertebrates Available in sizes from 100 ml to 500 ml Compatible with regular reef dosing routines Benefits Helps maintain balanced phosphorus levels essential for reef health Supports coral and invertebrate metabolic activity Encourages stable nutrient availability without harmful spikes Easy to integrate into routine reef maintenance Works in combination with other reef supplements for complete support Usage Test water parameters before dosing when possible Dose according to aquarium volume and current phosphorus levels Add Reef Phosphorus directly to the aquarium or dosing container Dose regularly as part of a balanced supplement program Monitor coral/invertebrate response and adjust dosing as needed Use alongside other reef supplements for balanced water chemistry

Read more less