Products

1931 products

  • Seachem Reef Glue – 20g

    Seachem Reef Glue – 20g

    Seachem Reef Glue – 20g Seachem reef glue is a strong, fast-setting adhesive designed for use in marine aquariums. It bonds corals, frags, and rockwork securely, even underwater, making it ideal for reef keepers who need a reliable and clean glue for aquascaping. What it does Creates a strong bond in seconds Works underwater without losing strength Perfect for attaching coral frags, live rock, and aquascaping pieces Thick gel formula for easy, precise application Long-lasting hold that stays stable in marine conditions Why it’s useful Makes coral placement quick and simple Reduces stress during fragging and mounting Helps secure structures so they don’t shift or fall Cleaner and easier to use than thin glues Suitable for both beginners and advanced reef keepers How to use Dry the surface if possible (can also be used underwater) Apply a small amount of glue to the frag or rock Press and hold in place for a few seconds Allow to cure fully before moving the coral again Ideal for Coral fragging SPS, LPS, and soft coral mounting Reef aquascaping Securing loose rock pieces Marine tanks of any size Strong, easy coral mounting for every reef tank Seachem reef glue 20g gives you a dependable way to secure corals and rockwork with minimal mess and maximum control.

    R 278.00

  • 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 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 Kalkwasser250 g- 500 g

    Seachem Reef Kalkwasser250 g- 500 g

    Seachem Reef Kalkwasser  250 g- 500 g Description A high-purity calcium hydroxide supplement for reef aquariums, designed to maintain optimal calcium and alkalinity levels while raising pH naturally. Seachem Reef Kalkwasser supports strong coral skeletal growth, stabilizes water chemistry, and enhances overall reef health. Ideal for SPS, LPS, and soft corals. Key Features • High-purity calcium hydroxide for reef aquariums• Maintains calcium and alkalinity levels• Naturally raises and stabilizes pH• Supports coral skeletal growth and development• Easy-to-use powder for precise dosing Benefits ✔ Promotes strong coral skeletal growth✔ Stabilizes calcium, alkalinity, and pH✔ Enhances overall reef vitality and health✔ Supports healthy SPS, LPS, and soft corals Usage Test calcium and alkalinity levels before dosing. Mix the powder with freshwater to create a saturated solution. Add the solution slowly to the aquarium or sump, preferably via a drip system. Monitor calcium, alkalinity, and pH levels regularly and adjust dosing as needed.

    R 410.00 - R 513.00

  • 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 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

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

    Seachem Reef Phytoplankton 250 ml- 500 ml

    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.

    R 291.00 - R 532.00

  • 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 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 Reactor Lg 2 L -4 L

    Seachem Reef Reactor Lg 2 L -4 L

    Seachem Reef Reactor Lg  2 L- 4 L Description A coarse, high‑purity aragonite calcium reactor media designed for reef aquariums. This large‑grain media supplies essential elements including calcium, magnesium, strontium, potassium, and carbonates as it slowly dissolves in a calcium reactor with CO₂, helping maintain balanced water chemistry and support robust coral growth and coloration. Key Features • Coarse, high‑purity aragonite calcium reactor media (1–3 cm grain size) • Supplies calcium, magnesium, strontium, potassium, and carbonates • Supports balanced reef water chemistry • Excellent for use in calcium reactors with CO₂ dissolution • Available in larger media size for slower dissolution Benefits ✔ Promotes stable alkalinity and pH balance ✔ Supplies a broad range of essential reef elements ✔ Supports strong coral skeletal formation and coloration ✔ Offers balanced supplementation with high soluble potassium and low impurities Usage Rinse media before first use. Fill your calcium reactor with the Reef Reactor media. Adjust CO₂ injection and water flow to control dissolution rate. Regularly test calcium, alkalinity, and magnesium levels and adjust reactor settings

    R 712.00 - R 1,087.00

  • Last stock! Seachem Reef Reactor Md 2 L -4 L

    Seachem Reef Reactor Md 2 L -4 L

    Seachem Reef Reactor Md 2 L -4 L Description Coarse, high‑purity aragonite media designed for calcium reactors in reef aquariums. Seachem Reef Reactor Md dissolves gradually to supply essential elements such as calcium, magnesium, strontium, potassium, and carbonates, helping maintain balanced water chemistry and support healthy coral growth. Ideal for reef systems that need stable alkalinity and trace element supplementation. Key Features • Coarse aragonite reactor media for calcium reactors• Supplies calcium, magnesium, strontium, potassium, and carbonates• Designed for stable, controlled dissolution• Supports balanced reef water chemistry• Available in 2 L and 4 L sizes Benefits ✔ Helps maintain stable alkalinity and pH✔ Supplies essential reef elements for coral growth✔ Supports strong coral skeletal development✔ Promotes balanced and healthy reef conditions Usage Rinse media thoroughly before first use. Fill your calcium reactor with the Reef Reactor Md media. Adjust CO₂ injection and water flow to achieve desired dissolution rate. Test calcium, alkalinity, and magnesium levels regularly and adjust reactor settings as needed.

    R 721.00 - R 1,087.00

  • Last stock! Seachem Reef Status Magnesium

    Seachem Reef Status Magnesium

    Seachem Reef Status Magnesium Seachem Reef Status Magnesium is a concentrated magnesium supplement formulated to maintain proper magnesium levels in marine and reef aquariums. Magnesium plays a vital role in maintaining calcium and alkalinity balance, supporting coral growth, skeletal development, and overall reef health. Reef Status Magnesium helps prevent magnesium depletion, which can lead to unstable water chemistry and poor coral performance. It is suitable for regular supplementation as part of a complete reef maintenance program. Features & Benefits: Supplies essential magnesium for reef aquariums Supports calcium and alkalinity balance Promotes healthy coral skeletal growth Helps maintain stable reef water chemistry Safe for fish, corals, and invertebrates Easy-to-use liquid formula Trusted quality by Seachem Ideal For: Marine and reef aquariums SPS, LPS, and soft coral systems Aquarists maintaining balanced trace element supplementation For marine aquariums only. Use as directed. Regular testing of magnesium levels is recommended to maintain optimal reef conditions.

    R 905.00

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