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kaimarkhirst
06-20-2009, 01:55 PM
Have a reading of 120mg/l and ive got vering degrees of opinions saying that this needs to be reduced, and this is optimal.. The testing kit states that this is okish but could be reduced.

Whats the best reading I should be looking for??

Cheers

Kai
MonkeyPox
06-20-2009, 03:56 PM
That depends on what is in the tank.