there are better types of media then k1
do a search on ultra 2, has alot more surface area
Is this what you a ref too?
http://www.watergroup.com/media.htm
or
http://www.pondpetsusa.com/filter_media/ultra_bio.html
or
Link Please
there are better types of media then k1
do a search on ultra 2, has alot more surface area
Does starws really work??? I can get a hold of many straws.....hundreds.........I wanted to set up my sump...