White film on water surface

Discussion in 'General Reef Topics' started by jdameli1, Sep 2, 2011.

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  1. jdameli1

    jdameli1 Torch Coral

    Joined:
    Sep 8, 2010
    Messages:
    1,157
    Location:
    Palm Beach Florida
    Got most of it gone with moving the powerheads, but what is A4 paper
     
  2. Click Here!

  3. SushiGirl

    SushiGirl Barracuda

    Joined:
    Sep 18, 2010
    Messages:
    2,457
    A4 is a certain size of paper used pretty much everywhere but in the USA LOL.
    I laughed a bit when I saw that & wondered if anyone would ask.