Another good redundancy article for auto topoff

[David Grigor]

For those who don't check often it is in this months Reefkeeper online magazine.

http://reefkeeping.com/issues/2007-05/ml/index.php

[sea monkey]

looks like you followed RC's recommendation to check out http://www.reefkeeping.com/ while they are down : )

[David Grigor]

You caught me....

But that topic comes up quite frequently wanting direct to RO. You just can't count on evaporation being the only reason why water levels go down....