Seachem

214 products

  • Last stock! Seachem Reef Trace 250 ml - 500 ml

    Seachem Reef Trace 250 ml - 500 ml

    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.

    R 252.00 - R 385.00

  • Last stock! Seachem Reef Strontium – 250 ml / 500 ml Seachem Reef Strontium – 250 ml / 500 ml

    Seachem Reef Strontium – 250 ml / 500 ml

    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.

    R 243.00 - R 374.00

  • Seachem Reef Potassium – 100 ml-500ml

    Seachem Reef Potassium – 100 ml-500ml

    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.

    R 162.00 - R 353.00

  • Last stock! Seachem Reef Plus 250 ml–500 ml

    Seachem Reef Plus 250 ml–500 ml

    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

    R 252.00 - R 385.00

  • Seachem Reef Phosphorus 100 ml–500 ml Seachem Reef Phosphorus 100 ml–500 ml

    Seachem Reef Phosphorus 100 ml–500 ml

    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

    R 162.00 - R 353.00

  • Seachem Reef Nitrogen 100 ml–500 ml Seachem Reef Nitrogen 100 ml–500 ml

    Seachem Reef Nitrogen 100 ml–500 ml

    Seachem Reef Nitrogen 100 ml–500 ml Description Seachem Reef Nitrogen is a precision liquid supplement designed to provide a stable source of nitrogen for marine and reef aquariums. Nitrogen is an essential element used by corals and other reef organisms for growth and metabolic functions. Reef Nitrogen helps maintain balanced nutrient levels without causing harmful spikes in ammonia or nitrate, supporting healthy biological processes and overall reef vitality. Key Features Provides a controlled source of nitrogen for reef systems Liquid formula for accurate and easy dosing Designed specifically for marine and reef aquariums Helps support biological processes in corals and invertebrates Available in sizes from 100 ml to 500 ml Compatible with regular reef supplement routines Benefits Supports nutrient balance critical to coral and invertebrate health Helps maintain stable nitrogen levels without harmful fluctuations Encourages healthy growth and metabolic activity Easy to dose as part of ongoing reef maintenance Works well with other reef supplements for complete water chemistry support Usage Test water parameters before dosing when possible Dose according to aquarium volume and current nutrient levels Add Reef Nitrogen directly to the aquarium or dosing container Dose regularly as part of routine reef maintenance Monitor coral and invertebrate response and adjust dosing as needed Use in conjunction with other reef supplements for balanced nutrient support

    R 166.00 - R 366.00

  • Seachem Reef Iron 100–500 ml Seachem Reef Iron 100–500 ml

    Seachem Reef Iron 100–500 ml

    Seachem Reef Iron 100–500 ml Description Seachem Reef Iron is a liquid trace element supplement formulated to replenish iron and essential trace metals that are consumed by corals and other invertebrates in marine and reef aquariums. Iron is important for healthy coral pigmentation, metabolic processes, and overall vitality. Reef Iron helps maintain stable trace element levels, supporting vibrant coral growth and balanced reef water chemistry. Key Features Provides essential iron and trace elements for reef aquariums Liquid formula for easy dosing Designed specifically for marine and reef systems Supports coral pigmentation and metabolic health Available in sizes from 100 ml to 500 ml Can be used as part of a regular supplement program Benefits Helps maintain balanced trace element levels Supports vibrant coral coloration and growth Encourages overall coral and invertebrate health Easy to dose and integrate into maintenance routines Works alongside other reef supplements for complete water chemistry support Usage Test iron and trace element levels if possible before dosing Dose according to aquarium volume and current water parameters Add Reef Iron directly to the aquarium or dosing container Dose regularly to maintain balanced trace element levels Monitor coral response and adjust dosing as needed Use with other reef supplements for a complete nutrient regimen

    R 162.00 - R 353.00

  • Last stock! Seachem Reef Iodide 250 ml–500 ml Seachem Reef Iodide 250 ml–500 ml

    Seachem Reef Iodide 250 ml–500 ml

    Seachem Reef Iodide 250 ml–500 ml Description Seachem Reef Iodide is a concentrated liquid supplement formulated to replenish iodine and other essential trace elements that are naturally consumed by corals and invertebrates in marine and reef aquariums. Iodine plays a key role in coral pigmentation, polyp extension, and overall health. Reef Iodide helps maintain balanced trace element levels to support vibrant coral growth and long‑term reef vitality. Key Features Replenishes iodine and essential trace elements Specifically designed for marine and reef aquariums Liquid formula for easy dosing Supports coral pigmentation and polyp extension Compatible with regular reef maintenance routines Available in 250 ml to 500 ml sizes Benefits Helps maintain optimal trace element balance in reef systems Supports enhanced coral coloration and vitality Encourages healthy polyp extension and reef activity Easy to dose as part of ongoing aquarium care Works with other reef supplements for balanced chemistry Usage Test iodine or trace element levels routinely if possible Dose according to aquarium volume and current trace element levels Add Reef Iodide directly to the aquarium or dosing container Dose regularly as part of routine reef maintenance Monitor coral response and adjust dosing as needed Use alongside comprehensive reef supplement programs for balanced water

    R 243.00 - R 370.00

  • Seachem Reef Fusion 2 500 ml–4 L Seachem Reef Fusion 2 500 ml–4 L

    Seachem Reef Fusion 2 500 ml–4 L

    Seachem Reef Fusion 2 500 ml–4 L Description Seachem Fusion 2 is a complete reef aquarium supplement specifically formulated to support stable calcium, alkalinity, and magnesium levels while minimizing precipitation. Designed for use in marine and reef systems, Fusion 2 helps maintain balanced water chemistry that supports healthy coral growth and skeletal development. Its advanced buffered formula allows simultaneous replenishment of major reef elements with controlled dosing, making it ideal for regular use in reef aquarium maintenance. Key Features Comprehensive supplement for calcium, alkalinity, and magnesium Buffered to reduce pH swings and minimize precipitation Suitable for marine and reef aquariums Available in sizes from 500 ml to 4 L Easy to dose liquid formula Supports consistent reef water chemistry Benefits Helps maintain stable major reef parameters Encourages healthy coral growth and skeletal strength Reduces the challenges of balancing reef chemistry Simplifies supplementation with a single product Promotes overall reef aquarium health Usage Test calcium, alkalinity, and magnesium levels before dosing Dose according to tank volume and current water parameters Add Fusion 2 directly to the aquarium or dosing container Dose regularly to maintain recommended reef element levels Monitor water chemistry frequently to adjust dosing as needed Use alongside quality test kits for optimal reef balance

    R 294.00 - R 1,060.00

  • Seachem Reef Fusion 1 500 ml–4 L

    Seachem Reef Fusion 1 500 ml–4 L

    Seachem Fusion 1 500 ml–4 L Description Seachem Fusion 1 is a complete reef supplement designed to maintain stable and balanced calcium, alkalinity, and magnesium levels simultaneously in marine and reef aquariums. Formulated for ease of use and precise dosing, Fusion 1 helps support healthy coral growth, skeletal development, and overall reef vitality. Its buffered formula reduces the risk of precipitation and pH swings, making it suitable for regular dosing as part of a reef aquarium maintenance routine. Key Features Comprehensive reef supplement for calcium, alkalinity, and magnesium Buffered formula to minimize pH fluctuation and precipitation Designed for marine and reef aquariums Available in 500 ml to 4 L sizes Easy to dose liquid formula Supports balanced water chemistry Benefits Helps maintain consistent levels of essential reef elements Supports robust coral growth and skeletal health Reduces the risk of chemical imbalance and precipitation Simplifies reef aquarium supplementation with a single product Suitable for regular use in reef maintenance schedules Usage Test calcium, alkalinity, and magnesium levels before dosing Dose according to aquarium volume and current parameters Add Fusion 1 directly to the aquarium or dosing container Dose regularly to maintain recommended reef water chemistry Monitor parameters often to adjust dosing as needed Use in conjunction with quality test kits for optimal reef balance

    R 294.00 - R 1,060.00

  • Last stock! Seachem Reef Carbonate 250–500g Seachem Reef Carbonate 250–500g

    Seachem Reef Carbonate 250–500g

    Seachem Reef Carbonate 250–500g Description Seachem Reef Carbonate is a specially formulated buffering blend designed to raise and stabilize carbonate hardness (kH) and pH in marine and reef aquariums. By mimicking natural seawater carbonate composition, it helps maintain optimal water chemistry for stony corals, clams, and other reef‑building organisms. Reef Carbonate supports a stable alkaline environment, which is essential for healthy coral growth and overall reef system stability. Key Features Raises and stabilizes carbonate hardness (kH) Helps maintain reef‑appropriate alkaline pH Designed specifically for marine and reef aquariums Easy to dose granular formula Balances buffering ions to support long‑term stability Suitable for regular use during water changes Benefits Promotes strong coral growth and skeletal development Helps prevent pH swings common in reef systems Supports overall reef aquarium stability Aids in maintaining balanced water chemistry Easy to use for routine maintenance and adjustments Usage Test kH and pH before dosing Add gradually to raise carbonate hardness to desired range Dissolve in replacement (new) water before adding to the aquarium when possible Adjust dosage based on aquarium size and current carbonate levels Once target levels are reached, dose regularly during water changes or as needed Monitor water chemistry frequently to ensure stable reef conditions

    R 160.00 - R 252.00

  • Last stock! Seachem Reef Calcium 250ml

    Seachem Reef Calcium 250ml

    Seachem Reef Calcium 250ml Description Seachem Reef Calcium is a concentrated liquid supplement formulated to replenish calcium levels in marine and reef aquariums. Calcium is essential for healthy coral growth, skeletal formation in invertebrates, and overall reef vitality. This easy‑to‑dose solution helps maintain stable calcium levels, supporting robust coral development and balanced water chemistry in reef systems. Key Features Concentrated liquid calcium supplement Designed for marine and reef aquariums Helps maintain optimal calcium levels Easy to dose with clear instructions Supports coral skeletal growth Compatible with regular testing and dosing routines Benefits Promotes strong coral growth and skeletal health Helps support invertebrate shell formation Maintains balanced water chemistry in reefs Easy to integrate into routine dosing schedules Supports overall aquarium health and vitality Usage Test calcium levels before dosing Add according to manufacturer dosing instructions (typically based on aquarium size and current levels) Dose regularly to maintain recommended calcium range Monitor calcium levels frequently with a reliable test kit Adjust dosing based on water parameters and coral/invertebrate demand Use in conjunction with other reef supplements for balanced trace element levels

    R 243.00

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