1. Sep 25, 2010 #1
   

   IrishStock Inactive User

   343

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   +0 / 0 / -0

   I've been told there are no stupid questions but I think this might be one.... I'm replacing my fans in a biocube.  I took them out before I noticed which direction they go.  
   Do they both blow IN or do they both blow OUT or does one blow IN and one OUT?  
   

    
2. Sep 25, 2010 #2
   

   nick Well-Known ReefKeeper

   754

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   +5 / 0 / -0

   I did the same thing. I have one blowing in and one blowing out. Its been that way since march and my temp has been good.

    
3. Sep 25, 2010 #3
   Dallas Center

   Gordo

   212

   Dallas Center

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   One should blow in and one should blow out

    
4. Sep 25, 2010 #4
   

   IrishStock Inactive User

   343

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   +0 / 0 / -0

   Thanks...that's what I thought and just wanted to make sure

    

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