cybertec69
Member
Mine is 33-34 PPM "is this good" 0 PPM when leaving my RO/DI unit, and what PPM is safe for a reef tank", I do use a RO/DI unit for my water changes and top off, but what is acceptable for a reef tank.
<a href=showthread.php?s=&postid=8224878#post8224878 target=_blank>Originally posted</a> by Travis L. Stevens
450-500+ straight from tap.
Wouldn't water softener actually add to the TDS?
<a href=showthread.php?s=&postid=8224985#post8224985 target=_blank>Originally posted</a> by cybertec69
how come your guys PPM is so high, don't tell me you use this tap water for your reef or saltwater tanks.