View Full Version : Where to put output of DIY CO2?
Evergreen
January 10th 04, 08:44 PM
I am currently setting up a DIY CO2 system on my 46g tank. (and BTW, the
posts in this group regarding this have been very helpful!) I have set up a
single juice container for now. My tank is using a wet/dry filtration.
Where do I put the output of the CO2 container? Right now I have the juice
container sitting on top of the filter on the sump box and the output is
going right down into the sump box next to the pump. My thinking is that
since the CO2 is coming out right by the pump, it will get pumped right into
the tank. I didn't want to put the output at the intake in the tank because
I figured the CO2 would be released from the water as it trickles through
the filter.
Is my thinking correct on this? I set up the CO2 tank in accordance with
the article here:
http://www.aquariumfish.com/aquariumfish/detail.aspx?aid=2059&cid=58&search=
There was no mention made in the article of where to put the output on a
wet/dry filtration system. Thanks in advance for any help!
Djay
January 12th 04, 06:35 AM
I would say that where you have it currently is the best place. The bubbles
should get smashed pretty well in your pump and then disolved - hopefully
fully before they reach the surface of your tank. Did you notice a drop in
PH?
The only better place would be in a reactor inside the aquarium. You'd have
to feed the output of your sump pump into some type of CO2 reactor and
bubble the CO2 into the bottom of of the reactor. Lots of sites showing DIY
reactors and their setup.
HTH,
DJay
"Evergreen" <no > wrote in message
...
> I am currently setting up a DIY CO2 system on my 46g tank. (and BTW, the
> posts in this group regarding this have been very helpful!) I have set up
a
> single juice container for now. My tank is using a wet/dry filtration.
> Where do I put the output of the CO2 container? Right now I have the
juice
> container sitting on top of the filter on the sump box and the output is
> going right down into the sump box next to the pump. My thinking is that
> since the CO2 is coming out right by the pump, it will get pumped right
into
> the tank. I didn't want to put the output at the intake in the tank
because
> I figured the CO2 would be released from the water as it trickles through
> the filter.
>
> Is my thinking correct on this? I set up the CO2 tank in accordance with
> the article here:
>
>
http://www.aquariumfish.com/aquariumfish/detail.aspx?aid=2059&cid=58&search=
>
> There was no mention made in the article of where to put the output on a
> wet/dry filtration system. Thanks in advance for any help!
>
>
Evergreen
January 13th 04, 12:57 AM
I tested it about two days ago (two days after starting it) and I didn't
notice any drop in the PH. Was still at its normal 8.2. I guess I should
check it again. The instructions said the DIY CO2 was only good for a 20 -
30 gallon, so since my tank is 46g, I figured I would wait a week after
starting the first one and start a second one so that I can have a rotation
with them.
I haven't researched this extensively, but the store-bought reactor one that
I see advertised in Aquarium Fish magazine is only good for, I think, 30
gallons. Which means I would need two...and between the factor of the money
and also having more equipment in the tank, I thought I would try the DIY.
I guess if I don't get sufficient results then I'll look into building a
reactor.
"Djay" > wrote in message
...
> I would say that where you have it currently is the best place. The
bubbles
> should get smashed pretty well in your pump and then disolved - hopefully
> fully before they reach the surface of your tank. Did you notice a drop
in
> PH?
> The only better place would be in a reactor inside the aquarium. You'd
have
> to feed the output of your sump pump into some type of CO2 reactor and
> bubble the CO2 into the bottom of of the reactor. Lots of sites showing
DIY
> reactors and their setup.
>
> HTH,
>
> DJay
>
>
> "Evergreen" <no > wrote in message
> ...
> > I am currently setting up a DIY CO2 system on my 46g tank. (and BTW,
the
> > posts in this group regarding this have been very helpful!) I have set
up
> a
> > single juice container for now. My tank is using a wet/dry filtration.
> > Where do I put the output of the CO2 container? Right now I have the
> juice
> > container sitting on top of the filter on the sump box and the output is
> > going right down into the sump box next to the pump. My thinking is
that
> > since the CO2 is coming out right by the pump, it will get pumped right
> into
> > the tank. I didn't want to put the output at the intake in the tank
> because
> > I figured the CO2 would be released from the water as it trickles
through
> > the filter.
> >
> > Is my thinking correct on this? I set up the CO2 tank in accordance
with
> > the article here:
> >
> >
>
http://www.aquariumfish.com/aquariumfish/detail.aspx?aid=2059&cid=58&search=
> >
> > There was no mention made in the article of where to put the output on a
> > wet/dry filtration system. Thanks in advance for any help!
> >
> >
>
>
Djay
January 13th 04, 02:25 AM
If your CO2 is having a positive effect, you *will* notice a drop in PH.
Does the return of your sump flow beneath the waterline or is the return
airborne? If it's airborne you will have a lot of surface disturbance and
CO2 loss at the surface.
DJay
"Evergreen" <no > wrote in message
...
> I tested it about two days ago (two days after starting it) and I didn't
> notice any drop in the PH. Was still at its normal 8.2. I guess I should
> check it again. The instructions said the DIY CO2 was only good for a
20 -
> 30 gallon, so since my tank is 46g, I figured I would wait a week after
> starting the first one and start a second one so that I can have a
rotation
> with them.
>
> I haven't researched this extensively, but the store-bought reactor one
that
> I see advertised in Aquarium Fish magazine is only good for, I think, 30
> gallons. Which means I would need two...and between the factor of the
money
> and also having more equipment in the tank, I thought I would try the DIY.
> I guess if I don't get sufficient results then I'll look into building a
> reactor.
>
>
> "Djay" > wrote in message
> ...
> > I would say that where you have it currently is the best place. The
> bubbles
> > should get smashed pretty well in your pump and then disolved -
hopefully
> > fully before they reach the surface of your tank. Did you notice a drop
> in
> > PH?
> > The only better place would be in a reactor inside the aquarium. You'd
> have
> > to feed the output of your sump pump into some type of CO2 reactor and
> > bubble the CO2 into the bottom of of the reactor. Lots of sites showing
> DIY
> > reactors and their setup.
> >
> > HTH,
> >
> > DJay
> >
> >
> > "Evergreen" <no > wrote in message
> > ...
> > > I am currently setting up a DIY CO2 system on my 46g tank. (and BTW,
> the
> > > posts in this group regarding this have been very helpful!) I have
set
> up
> > a
> > > single juice container for now. My tank is using a wet/dry
filtration.
> > > Where do I put the output of the CO2 container? Right now I have the
> > juice
> > > container sitting on top of the filter on the sump box and the output
is
> > > going right down into the sump box next to the pump. My thinking is
> that
> > > since the CO2 is coming out right by the pump, it will get pumped
right
> > into
> > > the tank. I didn't want to put the output at the intake in the tank
> > because
> > > I figured the CO2 would be released from the water as it trickles
> through
> > > the filter.
> > >
> > > Is my thinking correct on this? I set up the CO2 tank in accordance
> with
> > > the article here:
> > >
> > >
> >
>
http://www.aquariumfish.com/aquariumfish/detail.aspx?aid=2059&cid=58&search=
> > >
> > > There was no mention made in the article of where to put the output on
a
> > > wet/dry filtration system. Thanks in advance for any help!
> > >
> > >
> >
> >
>
>
Evergreen
January 19th 04, 09:29 PM
The return of the sump is below the waterline, but not far. Maybe two
inches from the surface. There is some surface disturbance, but I don't
think it is a lot of disturbance. I'm not sure if it is too much agitation
to keep the CO2 in the water.
"Djay" > wrote in message
...
> If your CO2 is having a positive effect, you *will* notice a drop in PH.
> Does the return of your sump flow beneath the waterline or is the return
> airborne? If it's airborne you will have a lot of surface disturbance and
> CO2 loss at the surface.
>
> DJay
>
>
> "Evergreen" <no > wrote in message
> ...
> > I tested it about two days ago (two days after starting it) and I didn't
> > notice any drop in the PH. Was still at its normal 8.2. I guess I
should
> > check it again. The instructions said the DIY CO2 was only good for a
> 20 -
> > 30 gallon, so since my tank is 46g, I figured I would wait a week after
> > starting the first one and start a second one so that I can have a
> rotation
> > with them.
> >
> > I haven't researched this extensively, but the store-bought reactor one
> that
> > I see advertised in Aquarium Fish magazine is only good for, I think, 30
> > gallons. Which means I would need two...and between the factor of the
> money
> > and also having more equipment in the tank, I thought I would try the
DIY.
> > I guess if I don't get sufficient results then I'll look into building a
> > reactor.
> >
> >
> > "Djay" > wrote in message
> > ...
> > > I would say that where you have it currently is the best place. The
> > bubbles
> > > should get smashed pretty well in your pump and then disolved -
> hopefully
> > > fully before they reach the surface of your tank. Did you notice a
drop
> > in
> > > PH?
> > > The only better place would be in a reactor inside the aquarium.
You'd
> > have
> > > to feed the output of your sump pump into some type of CO2 reactor and
> > > bubble the CO2 into the bottom of of the reactor. Lots of sites
showing
> > DIY
> > > reactors and their setup.
> > >
> > > HTH,
> > >
> > > DJay
> > >
> > >
> > > "Evergreen" <no > wrote in message
> > > ...
> > > > I am currently setting up a DIY CO2 system on my 46g tank. (and
BTW,
>
> > the
> > > > posts in this group regarding this have been very helpful!) I have
> set
> > up
> > > a
> > > > single juice container for now. My tank is using a wet/dry
> filtration.
> > > > Where do I put the output of the CO2 container? Right now I have
the
> > > juice
> > > > container sitting on top of the filter on the sump box and the
output
> is
> > > > going right down into the sump box next to the pump. My thinking is
> > that
> > > > since the CO2 is coming out right by the pump, it will get pumped
> right
> > > into
> > > > the tank. I didn't want to put the output at the intake in the tank
> > > because
> > > > I figured the CO2 would be released from the water as it trickles
> > through
> > > > the filter.
> > > >
> > > > Is my thinking correct on this? I set up the CO2 tank in accordance
> > with
> > > > the article here:
> > > >
> > > >
> > >
> >
>
http://www.aquariumfish.com/aquariumfish/detail.aspx?aid=2059&cid=58&search=
> > > >
> > > > There was no mention made in the article of where to put the output
on
> a
> > > > wet/dry filtration system. Thanks in advance for any help!
> > > >
> > > >
> > >
> > >
> >
> >
>
>
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