Greetings.......
I have a 44 gal tank 4 weeks old, a hand full of bio beads in a filter, 10lb of live rock two clown fish, an anomie (??), 0 ammonia, 0 nitrites and 10 nitrates. All appears happy!
I was thinking of getting some 12 inch pcv pipe about 4 feet long, plugging both ends, filling it...