[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Diy above tank cannister trickle filter.

Damian Barton wrote: > > I just wanted to let you know about my 'new' filtration > setup that replaced my conventional diy trickle filter > - -overflow, bio-tower and sump- setup. > ... > The barrel is completely airtight so there is > no Co2 loss or water evaporation ...


    If the system is air-tight prior to the output, then where will
    your bacteria get the oxygen necessary for nitrification?  I
    have a large air pump injecting air into my media tower.  Just
    wondering if I missed something, here ...

-- Keith