Thumbs up for Ozone!

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Reefdude3 said:
I just recieved my Red Sea 100mg Ozonizer, but am on the fence on whether to use it or not, after reading Randy's views.

use a controller and you will be fine, worst case just sell it to me :D

could aways use a spare ;)

sam
 
ANyone know how long ozone lasts in the water or air? Is the half life only a second or two? It doesn't seem like it would take long to partake in oxidation reactions.
 
An interesting note on the effectiveness of using the silicate beeds:

I started using ozone a few months ago and it took about 5 days for all the beeds in the drier that comes with the Redsea units to turn pink. I removed the drier at that point. I've been running ozone 24/7 at 20mg on an 150 gallon tank. My orp is ~385 in the day and ~400 at night. I decided to give the drier a try again a few days ago. After running with the drier for a couple of hours I could smell ozone. I had to turn the unit down from 20 to 10mg to get rid of the ozone smell and my orp has stayed the same. Now I just need to DIY a bigger drier and feed it with air away from the tank so I don't have to recharge it every 5 days.
 
Reefdude3 said:
ANyone know how long ozone lasts in the water or air? Is the half life only a second or two? It doesn't seem like it would take long to partake in oxidation reactions.

Not sure about air but I've read the half-life of 03 in water is about 30 seconds. I believe that is on the conservative side too, so probably even shorter. Seriously though, you don't need to worry about ozone in the air as long as you have carbon over the air output of the skimmer. If there is any ozone in the air you will smell it.
 
juststartingout said:
Thanks to all for the interesting reading! I seen that someone had asked this in an earlier post, but I must have missed the answer. Since the addition of an ozonizer, and increasing ORP, had you noticed a definite reduction of undesirable algea's and/or cyano?? (With no other husbandry changes)

I am having a few problems with algae and cyano. Not big things but i do have problem with them. I am using for the last month a sanders ozone unit on my 50 gallon tank and i actually saw great difference in nuisance algae and especialy with cyano. It is just like they are melting... Nice feeling. Not to mention about the water clarity. Total 3D!!

Naturaly i used carbon in an externel filtel wich is attached to the sump where my skimmer is. No ozone smell at all.

The only problem i am just start to watching my clams to be a little close more often than before. When i am feeding they are just open again. Not enought nutrients in the water? My sps are just lighten up! My ozone rate is 20 mg for 6 hours per day.

Thanx to this topic, i had tried it. Thanx a a lot.:cool:
 
Reefdude3 said:
ANyone know how long ozone lasts in the water or air? Is the half life only a second or two? It doesn't seem like it would take long to partake in oxidation reactions.

My understanding of what I've read about O3 is that it happens fairly quickly. That 3rd molucule wants to attach itself to somthing as soon as possible. But then I've also read about residual ozone and the need to use a good quality activated carbon to absorb it. Perhaps someone that is a chemist can explain it in more laymen term to us non chemistry major reefers.
 
vmichael said:
My understanding of what I've read about O3 is that it happens fairly quickly. That 3rd molucule wants to attach itself to somthing as soon as possible. But then I've also read about residual ozone and the need to use a good quality activated carbon to absorb it. Perhaps someone that is a chemist can explain it in more laymen term to us non chemistry major reefers.

From my readings Randy Holmes-Farley's work, my understanding is that the life of 03 in the water is so short that it is nothing we even need to worry about unless we are dumping it directly into the tank. If the output of the ozone reactor or skimmer is going into the sump then any residual ozone should be used up before it get to the display. What we do need to worry about is the reaction between ozone and bromide in our water. The end result is something like chlorine bleach, IIRC. That is why we should be running our effluents over carbon.
 
ozone?

ozone?

Albert Theil was the first big advocator of using ozone and used to swear by it in all his books......Until he found out all the bad effects it had on certain reef creatures which took him quite awhile to figure out apparently.He actually said "don't ever use ozone in a reef tank" in his most recent books. I have a sander 350 m/g hour rated corona discharge ozonizer and a sandpoint redox controller that I don't need or use and my water is always crystle clear with redox over 300. I have personally witnessed ozone do some pretty bad things to fish and soft corals mostly so I just don't use it now. It seems that sps corals have a higher tolerance to ozone being in the water and may be safe for them, but after using it for a long time and not using it for a long time I found that it just isn't needed in my set up.
 
Re: ozone?

Re: ozone?

chevell said:
I have personally witnessed ozone do some pretty bad things to fish and soft corals mostly so I just don't use it now. It seems that sps corals have a higher tolerance to ozone being in the water and may be safe for them, but after using it for a long time and not using it for a long time I found that it just isn't needed in my set up.

What negative effects did you observe and how do you know for sure that it was from the ozone? I do agree that ozone isn't "needed" in any setup, but I do feel it has its benefits. Kind of like a protein skimmer. You don't "need" a protein skimmer to have a nice looking tank but it certainly does help.
 
Albet Thiel hasn't written a book in over 10 years...according to his last written work I'd still have his Super Tech bioballs in the Platinum 3 wet/dry I sold 8 years ago...
And a redox reading of "over 300", while adequate, is less than impressive...I have constant redox readings of over 400 ORP with no ozone (clean probe, of course)...I've been thinking about using ozone again (I have all of the equipment sitting idle)...just haven't found a good reason with my current parameters/set-up...

d.
 
Im still struggling to get my Enaly ozone gen. to work with my x10 (ac III Pro).

I bought the best filter I could find on smarthome.com but it didnt do a da$% thing.
 
I recieved my Aquacontroller2 last week. I need to get it setup fully yet, but have my probes going. My orp is @ 320 in the morning when ph is lower and sits @ 290 when ph is the highest. I bought a Red Sea 200 mg/hr ozonizer and looking forward to getting it setup.
 
delv said:
Albet Thiel hasn't written a book in over 10 years...according to his last written work I'd still have his Super Tech bioballs in the Platinum 3 wet/dry I sold 8 years ago...
And a redox reading of "over 300", while adequate, is less than impressive...I have constant redox readings of over 400 ORP with no ozone (clean probe, of course)...I've been thinking about using ozone again (I have all of the equipment sitting idle)...just haven't found a good reason with my current parameters/set-up...

d.

how do you maintain readings of over 400 without ozone - my understanding is that readings over 400 are not good.
 
My ORP ranges from 380 to 415...roughly...I've got a very large Deltec skimmer that I clean regularly and run very wet. I've also goot alot of flow in my main tank...

d.
 
delv said:
My ORP ranges from 380 to 415...roughly...I've got a very large Deltec skimmer that I clean regularly and run very wet. I've also goot alot of flow in my main tank...

d.
Funny thing, I notice my ORP running higher, less ozone coming on since I install the 2 penductors. Much more turbulence on the water surface now. I was a little puzzled to why. This might explain it.
 
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