The 10" x 2.5" 1 micron poly blown filter is designed to effectively remove particulates and contaminants from saltwater aquarium systems, ensuring crystal clear water conditions for marine life. This filter features a multi-layer gradient design with multi-step micron ratings that maximize its trapping efficiency while also extending its lifespan and maintaining consistent water pressure flow. Constructed entirely of food-grade, thermal-bonded polypropylene without the use of binders or solvents, this product meets stringent FDA standards and is ideal for both residential RO systems and specialized AquaFX units.