ok i now your all gunna say told ya so but let me tell you first ok i have th so called crappy seaclone 100 protein skimmer and i had the cyano algae so i added the remover for the cyano which worked incredible no more of that but the filter was still covered in it so i took it out cleaned it all then seet it up again i turned it on and it starts blowing trillions of mini air bubbles into the tank. i looke dat the manual and it said it mite do thatif you add certain chemicals thoough it didnt say the stuff i used i thought it must be that so it said close the air in take valve for one day then it shud work so i di that for a day still bubles then it said unplug if that didnt work so i did that still bubbles so i thought maybe if i leave it a little longer so for the last 5 days ive checked it and every time bubbles. So on friday i am going to the pet store i know what you guys shud say i shud get a new one but do you think i shud get another seaclone see if it works or just get a new one if so what kind thxs and if you can dont say i told you so becuz now i believe you and im srry