This 20 in 50 micron sediment depth cartridge is made of melt blown polypropylene material and has an excellent chemical resistance with no media migration. Made of a high quality food grade material for food and beverage applications and a high dirt holding capacity. It is great for potable water, beverages, pre-filtration, fine chemicals, electronics, metal finishing, plating solutions and more. This filter is rated for temperatures up to 140 deg F and the water pressure is rated up to 40 psi.