Quote Originally Posted by ilikefishes View Post
Those bricks work great and much better than any beads out there. Just make sure to soak them with distilled water only. If you use tap water it will leave the mineral deposits and clog up the bricks. I have used the same bricks for about 10 years now. Never had to replace them yet. Good luck.

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That's just plain bull$hit. No one I know uses "bricks" they all use beads. Beads are the way to go.