au01st;275738 wrote: Why do you need to change 25 gallons?
I do 10 gallons every 2 weeks on my 75.
BTW, those zoas finally opened up and they are nice! Pump works good as well, now powering my phosphate reactor much better than the MJ-600 was doing.
Take the purrigen out and get new, unless you want to risk that fresh meadow scent chemical causing problems.blind1993;275838 wrote: i used the fresh meadow whitest white, crap.