$This listing is for 30ppi filtration foam media pads for Rena Filstar xP filters. Please select your desired quantity from the drop down menu above. The more you buy, the more you save! These foam filter pads are the ideal thickness to filter small waste particles (2nd step of mechanical filtration), removing fine debris and solid waste materials from the water prior to entering the chemical and biological filtration chambers. For proper installation, place these pads into the bottom filtration compartment, above the 20ppi foam pad.
eBay