please help i have torn my filter apart looking everywhere for hole or tears...manifiold looks intact too with no visible cracks...i have small breather holes at the top of the manifold but it appears to be manufactured like that....i have replaced O rings on everything.....now heres the kicker....i do have 3 filter grids where there are areas where the plactic fins have broken off....one pool store tells me its ok as long as there are no tears...another pool store says to replace them...i have been burning through money like theirs no tmrw and im at my wits end!!! Then to add insult i keep greening out!!! im getting beat down chasing my tail...i kill the algae shock the pool raise chlorine levels tear apart the filter, add fresh D.E and watch in horror as it all returns into my pool!!! any help would be much appreciated cuz im about to call it quits and turn it into a skate park for the kids