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Old 01-27-2013, 11:33 AM   #4
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I highly recommend a quality check valve, a bubble counter, and a timer. But I have to agree, a pH controller is really not required.
Eheim Pimp Club,# 496
25g 60-H
125g high tech
7g 30cm cube
33g 50cm iwagumi cube
75g low tech angelfish
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