Has any one ever tried this DIY method of maintining the Mag level of thier tank? Just wondering if this method has been tried and tested or if it's better to buy the commercial additives to be on the safe side. Sounds a bit risky to me.
here is the link to the info.
http://www.ozreef.org/diy/magnesium_additive.html
here is the link to the info.
http://www.ozreef.org/diy/magnesium_additive.html
