so true about the power head. time to clean the magnet. i got mine when they 1st came out, yrs ago on my 30gal.and it still got rid of that red slime. now it is on my 75gal and still gets rid or red slime.
75gal oceanic with 20 gal refugium, 750g.p.h.pump for HSA-250 skimmer, EHEIM-1250 PUMP FOR 200gph mincal. calcium reactor with 20lb co2 tank and co2 regulator with solenoid, 800G.P.H. overflow box pump and filter, aquaclearl 500 power filter for circulation and carbon use only,wave maker 900, 3x300g.p.h., pinpoint ph controller, delta star 1/3hp chiller.with 600g.p.h. pump, spectrapure automatic liquid level controller for the addition of ro.di.top off water, kent marine 4 stage delux maxxima 35g.p.d. hi-s, t.d.s. monitor, flush kit, 170lbs live rock, 5in sand bed, acropora's LG green,pink, and med purple, LG montipora encrusting purple, LG porities coral yellow, LG ruffled ridge coral, LG starburst coral green, green hairy mushrooms 100+, blue mushrooms, red mush, fluorescent green mush,green striped mush, bubble coral, LG finger leather and 2in baby, green ricordia mush, in refugium halimeda plant, caulerpa, and lot's of bug's. 1 purple tang, male and female percular clown's, 1 yellow wrasse