[Steve Nguyen]

I assume that your vortex is a settling tank. if so, the water in your settling tank must be spinning really fast and didn't allow enough time for debris to settle. Am I correct so far? if yes, let me know. I have some suggestions.

Steve

Quote: Originally Posted by koihaku Regarding our discussion about mechanical filter, I need your opinion about mechanical filter media comparison. my first filter is vortex but unfortunately debris still go to next chambers (bioball). Recently I moved bioball in chamber after vortex and hoping it would settle the debris but not. I plan to use brush in that chamber,the other still using bioballs. what do you think? which one you thing better, brush or japmat for mechanical filter instead of biological filter? koihaku