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  1. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    Re: My setup.

    120x3w Cree XP-E (CW 50:50 RB)

    CW @ 1A
    RB @ 750mA

    Run 4-6 hours @peak on Profilux (100%) and rest increase/decrease 2-4hours
  2. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    Re: My setup.

    For now it seems I stand corrected.

    The algae and issues I had slightly improved when changing over to the skimmer/pellet, however:

    1. This is not due to the fact that the scrubber didn't do...
  3. Replies
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    Metrics of success

    Scrubbers can not be undersized as such, nor oversized, only in relation to feeding/nutrients.

    The alk consume will increase dramatically, from own experience. Algae will let trace elements be...
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    Metrics of success

    No, I can't, but I had the same thing. Algae growth distributed in sand and on rocks, large scrubber standalone filtration overfimensioned, no nutrients detectable. First my softies died, then the...
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    Metrics of success

    If you are experiencing this, and softies and lps starts to be affected in a few weeks, beware. You will have 2 options. Increase feeding drastically or change filtration. Either way you will have...
  6. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    My setup.

    [/quote]

    Yep, that is true, and if you find a viable solution I'm willing to set it up again. It's not a "scrubber don't work post; it's a "My tank does not work with scrubber even if the...
  7. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    Re: My setup.

    The thing that gets me every time I hear that argument is this:

    - In a skimmed tank (And I've personally seen lots and lots of short skimmer/pellet cycled tanks with good growth and very little...
  8. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    Re: My setup.

    Yes, but what is the origin? I feed slow, and have had the system first for almost a year, and then again for a few months with cycled water and stone.

    Really? As far as I can tell, my scrubber is...
  9. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    Re: My setup.

    There was at no point slow or little growth on the screens, hence the nutrients had to be "high" while undetectable on a kit. I didn't feed alot, but had steady growth in tank and on screen.
    ...
  10. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    Re: My setup.

    And the algae growing on the rocks, glass and all over the place?
  11. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    My setup.

    Cost is fairly unrelevant to the point where it is working; bang for buck. Maintaining a 6x39w T5HO swap 4 times a year (atleast) and using GAC is not cheaper. In Norway, even vodka dosing is...
  12. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    My setup.

    Do you also intend to apply this undersizing to my system while I now a few weeks with massive skimmer and pellets have about 1-2mm daily growth on my sps, especially montipora, and almost 0 alga...
  13. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    My setup.

    No, I'm thinking of an unbalanced min maxing situation where for instance bacteria was suffering or something different. The scrubber itself did an amazing job at keeping N & P at undetectable...
  14. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    Re: My setup.

    About 1 month after I took the scrubber down completly, running biopellets, gac (very little in a fluidized reactor), and a massivly oversized skimmer (Bubbleking Supermarin 300), my tank is taking...
  15. Replies
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    Re: film algae on glass ,,again..

    I agree Santa, that I overscrub, and that Algae are the natural way. There is no question about this.

    I have also spoken to Adey, Julian and several other "bigshots" and they all conclude that...
  16. Replies
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    film algae on glass ,,again..

    It'd built to tackle 240G stand alone (as of SMs old specs). My system is 190G at best.
  17. Replies
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    Re: film algae on glass ,,again..

    If a skimmed tank with measurable p and n has no film on glass for a week, how the heck can I have them without any measurable anything at all with several different tests?

    You have to agree,...
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    Re: film algae on glass ,,again..

    My scrubber is built to be very high power, a 240 gallon stand alone filtration unit, but I only have a 170g understocked with not very much feeding.

    Problem having such a large scrubber is that I...
  19. Replies
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    Re: film algae on glass ,,again..

    Removed 50% (1 of 2 screen) of the scrubber, and voila. Windows stay clean. The whole tank looks overall better, corals included..

    There might be a problem with DOC. I asked once if it was...
  20. Replies
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    Re: jnad algaescrubber II

    Quality build, just as expected!

    Hope it works good for you.
  21. Replies
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    film algae on glass ,,again..

    Thats quite costly if you have 6x 39w T5HO to swap every 2 months. In such case alternatives like GFO GAC and BP would be far cheaper.
  22. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    My setup.

    A week ago, and amminos, but not by alot. This weeks cleaning was amazing. Alot more, and I usually have solid harvests
  23. Thread: My setup.

    by Vannpytt
    Replies
    215
    Views
    90,357

    My setup.

    http://www.youtube.com/watch?v=Ddtk3vHb ... ata_player

    Still no sps growth :(
  24. Replies
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    51,842

    ATS: Pushing the Limits...

    That would be carbonic acid in the fertilizer dropping it.

    (which is part of another ongoing discussion on the forums atm)
  25. Replies
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    Re: ATS: Pushing the Limits...

    ammonia/ammonium changes form relative to the pH of the water (and temp). High pH gives more toxic ammonia (If I didn't change them around), but they are come from "the same" source. (and you always...
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    ATS: Pushing the Limits...

    Algae prefers ammonia as a source for Nitrogen
  27. Replies
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    film algae on glass ,,again..

    So it's either too efficient with skimmer+gac or too weak. My screen is 2x 85x25cm fed with 5500 lph and 234w (t5 39wx6). I feed mby 5 pinches flak and 1-2 cube of frozen. Then your estimates must be...
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    film algae on glass ,,again..

    And if algae bloom and stn sets in due to removal of them?
  29. Replies
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    film algae on glass ,,again..

    So, remove gac and skimmer again?
  30. Replies
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    Re: film algae on glass ,,again..

    Simply saying they can be removed.
  31. Replies
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    film algae on glass ,,again..

    Thanks Jnad, will try it!
  32. Replies
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    Re: film algae on glass ,,again..

    It's this. You are removing what little particle food (skimmer) and dissolved food (GAC) you do have, that is needed for growth. Since you have no nutrient/algae problems, you can be pumping in much...
  33. Replies
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    Re: film algae on glass ,,again..

    In other words, I should leave it for 7 days?

    I have never measured N or P on this tank. Not even the slightest detection on my kits, and I've tried several. I might go the Biopellet/skimmer...
  34. Replies
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    Re: film algae on glass ,,again..

    It does seem this is more viable since there has been the last week 0 zero algae growth on the rocks, and the glass looks more like a slime layer than algae layer. I currently clean the screen every...
  35. Replies
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    film algae on glass ,,again..

    And the glass? I'm about to give up on this after a year of trying. Might be my scrubber is not strong enough, but then I would not be able to make a stronger one. Can't feed more as that would give...
  36. Replies
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    Re: film algae on glass ,,again..

    I still get growth on my glass every 2-3 days. I have unmeasurable N & P for a long time. The display is now clean, and mostly my SPS are happy after I restarted. There is a tiny patch of very short...
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    scrubber and ozone

    O3
  38. Replies
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    scrubber and ozone

    If the water has yellowing or tinting, yes.
  39. Thread: Sump

    by Vannpytt
    Replies
    8
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    7,049

    Re: Sump

    No, as little as possible, preferably no sump at all.
  40. Replies
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    Re: film algae on glass ,,again..

    This is a fairly interesting read. SM, got any nice papers on TOC and Coral's ?
  41. Replies
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    film algae on glass ,,again..

    Are you sure you don't mean POC as that's basically what corals and filter feeders eat, while DOC is what is left and accumulated in the water as there is few organisms bar bacteria who consume DOC?...
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    film algae on glass ,,again..

    If your Glass was fine Prior to that, sure, but it still might be an increase in TOC.

    Salifert produces a non precise kit for measuring TOC in the water. It's far from a thousand bucks, and does...
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    Re: film algae on glass ,,again..

    Which in terms point out too much C as the parameter to watch. Organic Carbon. Try agressive GAC in a fluidized reactor and (not or) Skimming for a while. This would greatly reduce your dissolved...
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    Re: film algae on glass ,,again..

    I suspect he would not know the difference. Most tanks, normally with or without algae in the display, have a 4-7 days glass buildup with ~20 ppm nitrate and >0 phosphate.

    I myself had "algae"...
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    film algae on glass ,,again..

    Bacteria does, i.e cyano
  46. Replies
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    film algae on glass ,,again..

    Or there is too much C in the system.
  47. Replies
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    Re: was watching (tanked) and wondered...

    Oxygen levels also matters. (Surface gas exchange, skimming, oxygen through photosynthesis)
  48. Re: Elevated dissolved organic carbon and coral mortality.

    http://www.advancedaquarist.com/2008/8/aafeature3

    Related to this subject.

    "Nevertheless, the empirical evidence can be construed to support a robust relationship between elevated DOC levels,...
  49. Thread: Milky water

    by Vannpytt
    Replies
    3
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    4,463

    Milky water

    This is related to toc in the system in some way? After i cleaned out my sump it stopped happening.
  50. Re: Elevated dissolved organic carbon and coral mortality.

    In terms of adding carbon to the water. As far as I can find, there is still no scientific study that tells us what TOC levels is dangerous for our aquariums if any. The scrubber should atleast not...
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