Re: [AGA Member] Water question..

["S. Hieber" <shieber@yahoo.com>]

I might be bariking up the worng tree here but are you
thinking that CO2 affects the softness of the water?  If
so, it only affects the pH.

Scott H.
--- Amit Brucker <amitb@gtek.co.il> wrote:
> Well I do both...
> I do have a CO2 system and I do change water every 2
> weeks about 25%.
> So I add CO2 from both sources....
> It would be interesting though changing the water change
> interval see if
> that would effect the water making them softer?
> Well its pretty obvious at least in my case that plants
> do well in hard
> water.
> My big 'but' is that I always see magnificent planted
> tanks which are
> consist of very soft water.....
> So I guess I am being too fanatic ;-)
> Thanks for your help .
> 
> Amit
> ----- Original Message ----- 
> From: "Rachel Sandage" <rachelsor@hotmail.com>
> To: <aga-member@thekrib.com>
> Sent: Sunday, November 09, 2003 7:11 PM
> Subject: Re: [AGA Member] Water question..
> 
> 
> > Amit asked, "I won't use the CO2, My tap water already
> comes with PH of
> 7.2 and KH of 10 - does this eliminated my need for a CO2
> system ??? Do
> plants do better in a KH between 3-8 ?"
> >
> > First, it is true that tapwater right out of the pipe
> can have extra
> dissolved CO2. To get a more accurate reading of your
> water's
> characteristics, let it stand in a glass for a day and
> then check its pH.
> >
> > But let's assume that your tapwater has perfect CO2
> levels. You put it in
> the tank. The plants us the CO2 which is in the water.
> They use it up -
> pretty quickly, if they are growing well. Where do they
> get more, unless you
> are constantly adding either new, CO2 rich water from the
> tap or or CO2 from
> some other source?
> >
> > Second, according to Tom Barr, most plants aren't that
> sensitive to GH/KH,
> and 10 should be fine.
> >
> > Hope this helps.
> >
> > -rs
> >
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