Powered by Frooition\n\nAquaforest AF Magnesium 4kg Bucket Aquarium Water Treatment\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--Ask a Question\n--Save as Favourite Seller\n--See Similar Items\n--See our Feedback\n\nItem Description\n\nAquaforest Magnesium 4000g is a powdered supplement developed for maintaining proper magnesium levels in marine aquariums. Magnesium plays a key role in regulating calcium and alkalinity balance, supporting coral calcification and overall stability in reef systems. This large 4kg bucket provides a cost-effective option for regular dosing in medium to large aquariums.\n\nKey Features:\n--\nSupports magnesium balance in marine aquariums\n--Essential for coral health and skeletal development\n--Helps stabilise calcium and alkalinity levels\n--Supplied as a dissolvable powder for easy mixing\n--4000g bucket ideal for ongoing maintenance\n--Suitable for use in automated dosing s.