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RE: adding GH and KH



>>Any advice on where I could get this chemical? Currently I'm
>>using the Dupla KH + GH tablets to alter my water hardness but
>>these are damn expensive to buy. Is it like Sodium Carbonite
>>where I can just pick some up from the local supermarket?
>>
>>Thanks,
>>
>>Gordon
>>
>Try baking soda or Sea Chem's Alkaline buffer for your KH and Sea Chem's 
>Equilibrium for your GH. Cheap and works great. 
>Regards, 
>Tom Barr