I have a bunch of rigid acrylic Tube in diameters up to 3" ID, and as small
as 1/8" ID. All of it is over 6 feet long, is there anything I can make out
of it? Maybe some kind of fluidized bed filter? Preferably i would like it
to be useful to my planted tank.
Thanx,

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Matt C.
http://home.comcast.net/~amgock