5 micron fine sediment filter for cleaner water Graded density for higher dirt holding capacity For optimum dirt-holding, replace about every 2-3 months Materials ANSI/NSF Standard 42 tested and certified The Hydronix SDC-45-1005 sediment water filter, available here in a 6-pack, is a 100% pure polypropylene cartridge. It is a perfect pre-filter for reducing sand, silt, rust and scale, and is a compatible replacement cartridge for many brands of 10-inch Big Blue sediment filters.

5 micron fine sediment filter for cleaner water Graded density for higher dirt holding capacity For optimum dirt-holding, replace about every 2-3 months Materials ANSI/NSF Standard 42 tested and certified The Hydronix SDC-45-1005 sediment water filter, available here in a 6-pack, is a 100% pure polypropylene cartridge. It is a perfect pre-filter for reducing sand, silt, rust and scale, and is a compatible replacement cartridge for many brands of 10-inch Big Blue sediment filters. <div class