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Aquarium and pond equipment at the best prices!
For those passionate about aquariophily
Having trouble finalizing your order? Contact us 24 hours a day by email at information@zoanthus.fr.
Analysis
Analysis / Tests
Basin Analysis
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Balling Products
Seawater supplements
Basic elements
Fresh Water Supplements
CO2 system
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Water treatment
Bacterial Treatments
Adverse Treatments
Fish Care
Water treatment
Bacterial Treatments
Adverse Treatments
Fish Care
Water treatment
Bacterial Treatments
Fish Care
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Seawater Food
Fresh Water Food
Food Basin
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Sand
Substrate for reactor
Sea Salts
Sands / Quartz / Substrates
Remineralizing
Pond Substrate
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Seawater Equipment
Freshwater Equipment
Basin Equipment
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Ultra Easy MG is a highly concentrated additive for the maintenance of magnesium in marine aquaria.
Order it before
15:00 today
and receive it
between
tomorrow
and
Saturday, December 6, 2025
with
Livraison en relais Pickup
You may also like
DIY Doser from Fauna Marin is a dosing adapter for direct connection of dosing pump hoses to dosing tanks (e.g. Fauna Marin Elementals).
With Fauna Marin 's Ultra Element Solutions you get an easy and inexpensive way to dose the elements needed by reef aquariums.
50 ml / 100 liters = 60 mg of magnesium
Be sure to increase your rate over several days.
Ultra Easy CA + SR is a highly concentrated calcium and strontium additive for marine aquariums.
This SALIFERT brand analysis kit allows you to accurately measure the calcium level of your seawater. Allows you to take 50 to 100 measurements.
Ultra Easy dkH is a highly concentrated additive for Kh maintenance in marine aquaria.
Ultra Easy K is a highly concentrated additive for maintaining potassium in marine aquariums.
Fauna Marin Elementals Cr is a highly concentrated Chromium solution for marine aquariums to individually balance existing Chromium deficiencies.
Fauna Marin Elementals Ni is a highly concentrated Nickel solution for marine aquariums to individually balance existing Nickel deficits.
This analysis kit from the SALIFERT brand allows you to measure the Kh of your seawater with precision. Allows you to take 100 to 200 measurements.
This SALIFERT brand analysis kit allows you to accurately measure the magnesium level of your seawater. Allows you to take around 50 measurements.
Mg plus 250ml from Aquaforest is a solution that increases the level of magnesium in saltwater aquariums.
Product used to maintain a stable level of magnesium in reef aquariums.
Important element for hard corals and calcareous algae. Recommended in all aquariums.
Magnesium Zoanthus is a balanced blend of magnesium chloride and sulfate . It allows to increase the rate of magnesium in reef aquariums in a safe way, while preserving the ionic balance.
Magnesium Mix salt is very pure magnesium chloride for the use of the classic Balling method or the Balling light method of Fauna Marin .
Optimized and concentrated blend of magnesium chloride and sulfate salts designed to restore insufficient magnesium levels by causing minimal impact to the ionic balance existing in natural seawater.
Optimized and concentrated blend of magnesium chloride and sulfate salts designed to restore insufficient magnesium levels by causing minimal impact to the ionic balance existing in natural seawater.
All-in-One X-Pro 1000ml provides the reef aquarium with everything the organisms (such as corals, calcareous algae, tridacnas etc.) need to synthesize their skeletons . Increases alkalinity (Ca, Mg, Ba, Sr).
What they think about it
(and they are right...)
MARCO B.
Great for marine aquarium (Translated review)