Ronaqua S10-20X25 10 Micron 20-Inch x 2.5-Inch Sediment Filter Cartridges, 25-Pack 2.5-Inch x 20-Inch Made of 100-Percent Melt-Blown Polypropylene, 4-layer filtration 10 Micron Fits 20-Inch filter housings 10 Micron, 60-120 PSI, 20&#034; x 2.5&#034; Size Fits all 20&#034; x 2.5&#034; multistage or single stage filtration system housings 20&#034; whole home sediment filters Food Grade for the Food and Beverage Industry Oil and Gas, Fine Chemicals, Electronics, Metal Finishing, Pulp and Paper, etc.