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Marine Maintenance

Marine tank care: sea salt, Balling solutions, KH, Ca and Mg supplements, trace elements, coral foods and tests.

How to choose?
Aquaforest Strontium Coral Supplement 50 ml
Aquaforest Strontium Coral Supplement 50 ml

€19.99

Unit price: €399.80 / l

Aquaforest Ca Plus Calcium Supplement (New Formula)
Aquaforest Ca Plus Calcium Supplement (New Formula)

from€14.99

Unit price: €29.98 / l

Aquaforest KH Plus Alkalinity Supplement (New Formula)
Aquaforest KH Plus Alkalinity Supplement (New Formula)

from€14.99

Unit price: €29.98 / l

Aquaforest Calcium Balling Calcium Salt
Aquaforest Calcium Balling Calcium Salt

from€10.90

Unit price: €12.82 / kg

Aquaforest Component 3 in 1 Balling Supplement
Aquaforest Component 3 in 1 Balling Supplement

from€17.99

Unit price: €35.98 / l

Aquaforest Component A Strontium and Barium Supplement
Aquaforest Component A Strontium and Barium Supplement

from€14.99

Unit price: €29.98 / l

Aquaforest Component B Heavy Metals Supplement
Aquaforest Component B Heavy Metals Supplement

from€14.99

Unit price: €29.98 / l

Aquaforest Component C Iodine and Fluorine Supplement
Aquaforest Component C Iodine and Fluorine Supplement

from€14.99

Unit price: €29.98 / l

Advice and care

How to choose marine care products

Add only what testing shows is missing, and change doses in small steps.

  • Stability first

    A slightly lower but steady level is better for corals than a sudden swing.

    Microbe-Lift All In One – Trace Elements for Corals
  • KH, Ca, Mg

    Test these three regularly, because corals use them all the time.

    Aquaforest Strontium Coral Supplement 50 ml
  • Water changes

    Mix change water from RO water and check salinity before adding it.

    eSHa OODINEX 20 ml

Frequently asked questions

Balling method or ready-made supplements?

The Balling method suits reefs with higher demand, ready-made supplements smaller tanks. Either way, regular testing comes first.

How do I get rid of aiptasia?

Apply the remover straight onto the anemone, leaving the rest of the tank untouched. Repeat as needed until they are gone.

Read more

In a reef tank, corals and other invertebrates constantly use calcium, carbonates and magnesium to build their skeletons. If these are not replaced, the levels fall and growth slows. The products in this section help return what has been used, prepare water for changes and feed the corals.

The Balling method adds three separate solutions, usually with a dosing pump, which makes sense when corals consume a lot. In a smaller tank, ready-made supplements are an easier start. Trace elements and amino acids support coral colour and growth but do not replace keeping the main parameters steady.

The most common mistake is adding something that has not been tested, or correcting too quickly. Test KH, calcium and magnesium regularly, write the results down and change a dose only once the trend is clear.

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