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Unread 10/20/2008, 08:39 AM   #1
Ehgemus
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Is There Ever Going to Be A Breakthrough In This Hobby For PH?

Just like the title says, Is there ever going to be something that keeps PH up to at lease 8.1 or higher. Is it already out there and I missed it somehow?


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Unread 10/20/2008, 08:50 AM   #2
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There's no need for a breakthrough, there are already very good solutions for this. One is to expose your tank to some fresh air, simply open a window and the doors to your sump, then the excess CO2 will gas out of your water, raising the PH. A kalk reactor is a more expensive way to go, but it will accomplish the same thing in addition to raising both alkalinity and calcium.


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Unread 10/20/2008, 08:51 AM   #3
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Kalk drip will help, so will a bigger skimmer or a fuge on reverse lghting cycle


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Unread 10/20/2008, 09:04 AM   #4
Ehgemus
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Quote:
Originally posted by BigJay
There's no need for a breakthrough, there are already very good solutions for this. One is to expose your tank to some fresh air, simply open a window and the doors to your sump, then the excess CO2 will gas out of your water, raising the PH. A kalk reactor is a more expensive way to go, but it will accomplish the same thing in addition to raising both alkalinity and calcium.
yes this is true but there is only about 1 month out of the year that I can open the doors and windows around hear. as for the kalk it does not work all that well for me as far as raising PH. I replace all my evaporation water with kalk.


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Unread 10/20/2008, 09:05 AM   #5
BigJay
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Quote:
Originally posted by GSMguy
Kalk drip will help, so will a bigger skimmer or a fuge on reverse lghting cycle
A big "plus-one" on the reverse-cycle refugium, I completely forgot about that one. That little investment alone has kept me out of the 7's for the last five months.

If I had to do kalk, I'd avoid a drip since it's hard to measure and control. I think a reactor feed tied to my an aquacontroller/reefkeeper is the best way to do. That way it can be dosed at specific times, and only when the PH allows. Either that, or add some kalk to your ATO reservoir, that way the kalk is added slowly as the tank water evaporates. If you know your tanks evaporation rate (eg 1 gallon per day) then you know exactly how much saturated kalk you are adding every day.


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Unread 10/20/2008, 09:07 AM   #6
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Quote:
Originally posted by Ehgemus
yes this is true but there is only about 1 month out of the year that I can open the doors and windows around hear. as for the kalk it does not work all that well for me as far as raising PH. I replace all my evaporation water with kalk.
Is there a way to have your skimmer draw air from your attic or outside?

What is your daily evaporation? How much kalk are you adding to your ATO?


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Unread 10/20/2008, 09:10 AM   #7
Ehgemus
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Even with every window and door open in the house the highest PH I have recorded was 8.1 That is a fine PH don't get me wrong but I only get that 1 month out of the year.


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Unread 10/20/2008, 09:12 AM   #8
Amoore311
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Man I don't know how people have problems with Low PH. I must just be lucky.

Mine runs at 8.7 and I only dose 2 part, no kalk at all.


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Unread 10/20/2008, 09:16 AM   #9
Ehgemus
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Quote:
Originally posted by BigJay
A big "plus-one" on the reverse-cycle refugium, I completely forgot about that one. That little investment alone has kept me out of the 7's for the last five months.

If I had to do kalk, I'd avoid a drip since it's hard to measure and control. I think a reactor feed tied to my an aquacontroller/reefkeeper is the best way to do. That way it can be dosed at specific times, and only when the PH allows. Either that, or add some kalk to your ATO reservoir, that way the kalk is added slowly as the tank water evaporates. If you know your tanks evaporation rate (eg 1 gallon per day) then you know exactly how much saturated kalk you are adding every day.
My refuge is on a reverse lighting and I'm sure it does help.
My kalk is on a ATO.


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Unread 10/20/2008, 09:22 AM   #10
Ehgemus
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Quote:
Originally posted by BigJay
Is there a way to have your skimmer draw air from your attic or outside?

What is your daily evaporation? How much kalk are you adding to your ATO?
I have tried this long ago but never seen any increase in PH
My evaporation is about 1.5g a day. I add 1.5 table spoons to 5g of top off water, and this takes care of my cal and alk.


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Unread 10/20/2008, 09:23 AM   #11
rick s
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If your low pH is caused by high carbon dioxide in the house, attaching an outside airline to your skimmer has helped quite a few people. Here is another satisfied reefer: http://www.reefcentral.com/forums/sh...readid=1491444


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Unread 10/20/2008, 09:23 AM   #12
Ehgemus
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Quote:
Originally posted by Amoore311
Man I don't know how people have problems with Low PH. I must just be lucky.

Mine runs at 8.7 and I only dose 2 part, no kalk at all.
are you sure 8.7 is right?


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Unread 10/20/2008, 09:28 AM   #13
GSMguy
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Quote:
Originally posted by Ehgemus
are you sure 8.7 is right?
I doubt it, PH probes need recalibration every couple months or so


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Unread 10/20/2008, 09:33 AM   #14
Amoore311
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Test Kit might be old? I don't use a probe.

I just started dosing 2 Part, previously only did water changes so I never even paid attention to it. I'll retest tomorrow and see if I screwed it up at all, which I'm guessing I did.


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Unread 10/20/2008, 09:34 AM   #15
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Yeah I'm an idiot.... In my notes I made the 2 look like a 7.

My PH is 8.2 sorry about that.


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Unread 10/20/2008, 09:38 AM   #16
Ehgemus
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Quote:
Originally posted by Amoore311
Yeah I'm an idiot.... In my notes I made the 2 look like a 7.

My PH is 8.2 sorry about that.
Well you are lucky if it stays there all the time.


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Unread 10/20/2008, 09:41 AM   #17
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I have tried pulling outside air for my skimmer about two years ago on my 46G but never seen any change, I am going to try this on my 75g.


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Unread 10/20/2008, 10:15 AM   #18
Amoore311
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how big of a skimmer was it on the 46G?? Only asking b/c if was a little wimpy HOB it probably wouldn't have made it any different.


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Unread 10/20/2008, 10:15 AM   #19
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pH is overrated in reef tanks IMO. As long as it's over 7.8 or so it should be just fine. Alk is a much more important parameter. Your alk and Mg do look a tad low. You might benifit from using some 2 part (including Mg) to help keep up. Lots of people go through the same thing of trying to raise pH and IMO it's not worth stressing over. You might also check what you are using to measure against some other test kits/meters etc.....
hth, Chris


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Unread 10/20/2008, 10:27 AM   #20
Ehgemus
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pH is overrated in reef tanks IMO. As long as it's over 7.8 or so it should be just fine. Alk is a much more important parameter. Your alk and Mg do look a tad low. You might benifit from using some 2 part (including Mg) to help keep up. Lots of people go through the same thing of trying to raise pH and IMO it's not worth stressing over. You might also check what you are using to measure against some other test kits/meters etc.....
yes PH is overrated that is why I only check it like 3 times a year I say why check for something if there is nothing you can do for it.
my alk and mag is a little low and is being fixed as we speak.
I am just trying to find out if there is something new out there for PH.


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Unread 10/20/2008, 10:31 AM   #21
Ehgemus
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how big of a skimmer was it on the 46G?? Only asking b/c if was a little wimpy HOB it probably wouldn't have made it any different.

It was a diy skimmer 6" body 15" tall it was a good skimmer, worked good 0 nitrates at all times.


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Unread 10/20/2008, 10:58 AM   #22
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My pH is 7.9 - 8.0 and I can't increase it.

- I tried using Kalkwasser and it made my sand as hard as a rock.
- I connected the hose from my skimmer to suck air from outside.

Nothing has really made a difference and now I use a Ca reactor with a second chamber. My tank is thriving and everything is very healthy and growing rapidly. As long as my pH does not fluctuate much Im not very concerned that it is low.

Stable pH
Stable Alkalinity (165ppm)
Stable Ca (450 ppm)
Stable Mg (1350 ppm) I use ZeoMag in my reactor's second chamber.


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Unread 10/20/2008, 11:39 AM   #23
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I think at the end of the day, its all about maintaining a steady ph, and keeping fluctuations to a minimum. The reverse fudge idea is a great way to aid this.

Plus always take your ph reading's at the same time of day, just before lights out would be an ideal time.


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Unread 10/20/2008, 12:46 PM   #24
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put a fan over your sump and increase your evaporation, more kalk would hlp i think..


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Unread 10/20/2008, 12:59 PM   #25
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My PH is steady at 8.3-8.4 on my controller during the day and drops to 8.1 at night. I have never seen it below 8.1 since using kalk in my ATO. I know my tank evaporates 2.5 gallons a day, so I know how much kalk is being dumped into my tank throughout the day.

I also have my windows and balcony sliding door open all year round. That may help. We have free gas in our condo so we keep the fire on all the time in the winter but also keep the door open for fresh air. Seems to work well for the tank. Summer time the fire is off of course but the door/window is still always open. My stand is only enclosed on two sides, so it has good air movement.

Maybe your test kits are old or your probe needs to be calibrated? I know my probe seems to need calibration every 4-6 months.

Oh and the nice thing about kalk is since using it, not only does my PH stay great but my alk and calcium also stay perfect. Its so much easier for me than when I was dosing a two part.


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