Amazon.com: #1 Filter Pads 20 cm x 20cm for 20x20 plate filters. Pads rated at 8 micron. Works with Super Colombo Wine Filters, Plate and Frame Liquid filters. Pack of 4 (#1
2 Pack Shower Filter Replacement Cartridge, 15 Stage Shower Head Filter Refill Cartridge, for Hard Water Chlorine Heavy Metal Impurity, Improve Skin Hair, Fit Any Similar Design Shower Water Filter - Amazon.com