No, you should use zeo dedicated filter which will allow you shaking the media in it. I belief that Paweł is using KZ zeo filter.
Thanks for the reply pawel:thumbsup:I've used 9 bags of KZ argonite sand.
To my surprise the particles (3-5mm) are so heavy that I did't have to slow my pumps, I only did a minor adjustments to the flow directions.