DIY Filter Media for Penguin & Emperor Filters
Use Aquaclear Filter Foam blocks – cut to fit – reusable!
- see JSchmidt posts
Another way to use Aquaclear foam blocks – in front of ½ of media basket
Or
http://www.plantgeek.net/forum/viewtopic.php?t=901
See post by Goatlady
Marineland
blue bonded cut-to- fit pads