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#1 |
Registered Member
Join Date: Nov 2004
Posts: 192
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Did I overkill on flow?
I just switched out two horrendous Powersweeps for two MJ 1200's (Yeah!) on my 20g. But, and maybe this is because I'm not used to so much flow, seeing those in action has me slightly hesitant as to whether I overdid it or not.
Is this adequate, or too much? |
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#2 |
Registered Member
Join Date: Oct 2004
Location: Edinburg, Texas
Posts: 1,369
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what are you keeping. That is about 30X trnover which will be good for SPS in a 20g. If you look at the MJ900 it is only using 8.5w compared to 20w on the 1200 and only 65 more GPH. I think you will be fine just make sure you are not blasting corals with the flow from the 1200. Random flow is better by bouncing it off the glass and corners and things. HTH
Doug
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"Attitude determine altitude" Visit MAAST.org just click the "Red House" Current Tank Info: 40g Breeder in the works |
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#3 |
Registered Member
Join Date: Nov 2004
Posts: 192
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I may have to do that since I have no intentions of turning this tank into an SPS tank.
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#4 |
Registered Member
Join Date: Nov 2005
Location: San Jose, CA
Posts: 439
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that's too much flow for softies and lps unless you like the coral hurricane look in the tank...
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PiNaPLe X - If fate really exsists, then it HATES my guts! Current Tank Info: 29g glass tank, Penguin 330 filter, AquaC Remora Skimmer, 2x65w PowerCompacts (10k & actinic), 90g RR AGA tank /w Megaflow(in progress), 40g Sump/Fuge, 2 x Seio 1500, Dolphin 800, 2x250W MH (XM 10k), 2x54W T5 (Actinic Plus + True Actinic) |
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#5 |
Registered Member
Join Date: Jan 2003
Location: San Diego, Ca.
Posts: 53
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are we talking about filtration turn over or just water flow/current?
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#6 |
Registered Member
Join Date: Nov 2004
Posts: 192
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I'm talking about flow/current.
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#7 |
On Yer left!
![]() Join Date: Sep 2004
Location: Northern VA
Posts: 18,777
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Some softies such as leathers like lots of flow. I would have went with MJ900s.
MJ1200 = 295 GPH 20W MJ900 = 230 GPH 8.5W
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- Scott |
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#8 |
Registered Member
Join Date: Nov 2004
Posts: 192
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I think what I'll do is keep one MJ 1200 in the tank for surface agitation, and then buy either an MJ 600 or MJ 900 and place it lower in the tank.
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#9 |
Registered Member
Join Date: Feb 2005
Location: In Another Times Forgotten Space
Posts: 3,389
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go for one MJ1200 and one Minijet 606...
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----------------------- Matt Prop & Save! "Sure dont know what I'm going for, but I'm gonna go for it for sure!" |
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#10 |
Registered Member.
Join Date: Jun 2005
Location: Overland Park, KS
Posts: 270
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We have a 20 gal. softie tank with a Bakpak2, powerfilter and two Maxijet 400's using a wavemaker and get plenty of flow (the Bakpak has a 1200).
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#11 |
Registered Member
Join Date: May 2004
Location: milwaukee wisconsin
Posts: 4,125
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you really can't count the backpak as much for flow as a similarly sized PH run for movement.
i have a bakpak2r, and its not much flow compared to any of my other PH's...
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people write stupid things in this space Current Tank Info: 200g DIY wood reef, 2x 250w SE 10k MH 2x80 t5ho, 75g sump, Geo Ca RX, ASD 6" recirc skimmer |
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#12 | |
Registered Member
Join Date: Jan 2006
Location: Hohensfels, Germany
Posts: 1,545
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