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View Full Version : Bioballs to flow or to go


TheKid
02-02-2010, 12:37 AM
I have some of those cereamic cylinders and heard that they cause more nitrates. To keep or to trash?

Crytone
02-02-2010, 01:47 AM
Everything I've heard says toss 'em. They trap detrius which can cause them to produce unwanted nitrates.

Delphinus
02-02-2010, 01:50 AM
The ceramic ones sometimes make good frag plugs ...