<a href=showthread.php?s=&postid=10064266#post10064266 target=_blank>Originally posted</a> by essop3
It should be alright for that long. I leave mine 4 days every week. Sometimes 6 or 7 days and nothing happens. I don't use an auto top off though. I have a 5g aquadose that I use to drip plain topoff water.