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View Full Version : How long could the Dulpa ph controller operate



wo
11-14-2002, 10:04 AM
Hi,

I am looking forward to breeding discus now. So I am looking at a second-hand Dulpa PH Controller which could be used for ten years at the price of USD100.- (Electrode not included). Is it worth buying? ???

Could anyone knows about this product please let me know!


Thanks!