CNZ Japanese Filter Mat Premium Grade Pad Media for Koi Fish Pond Filter Waterfall Fish Farm with, 40" x 20"

One of the best of all the filtration media for koi pond - very firm and rigid, sinking. Japanese filter mat is extremely inert and easy to service, available in sheet form and can be cut to the desired sizes to fit your filter chamber.
Improved thicker design: 1.5" thick
The best biological media available
Very firm and rigid
Never need to replace, sinking
Dimensions: 40" x 20" x 1.5"
[amz_corss_sell asin="B00JQR329E"]