It sound like you are describing "Dls"
Here ia one source:
http://www.aquaticeco.com/aquatic1v1...r=ID1055494270
938015A73&eflag=0&iteminfo4=0&itmid=4865&passitemi d=4865
David


"bobkiely" wrote in message
news:r99Ga.66325$%42.20423@fed1read06...
I'm going to make a new filter for my pond as I'm having to change/clean
the
one I have now more often than I want to. I saw some rolled up filter
media
in an on-line Pond Store a couple/three weeks ago but forgot where it was.
Anyone know what I'm talking about? Thanks in advance for your help!
Bob Kiely