Puro-Kleen® Kleen-Guard is a 1.75" thick, multi-density water filtration media ideal for use in skimmers, or as a pre-wrap for pump filters. Filters down to 15 microns.
Puro-Kleen® Ultra-Guard is a 1" thick, semi-rigid multi-density water filtration media designed to filter particles as small as 5 micron.
Puro-Kleen® Perma-Guard is a .75" thick, rigid mono-density filtration media intended to withstand extensive cleanings. Filters down to 50 microns