The 1 Micron Smart Packs 2.5"x10" NSF Certified Sediment Premium Filters are a smart economical solution to pre-filtration for many applications. These sediment cartridges are widely used as pre-filtration for RO systems and post-filtration for GAC filters. They are also used in applications such as ice machines, film processing, beverage, coffee, analytical, wineries, and many others. Used in APEC, iSpring, Culligan, DuPont, Watts, Pentek, and any system that uses standard size 2.5" x 10" filters. Product Applications: Coffee/Tea Filtration Systems ; Espresso Filtration ; Fountain Beverage Filtration ; Ice Filtration ; Drinking Water Filtration ; Reverse Osmosis Systems ; Whole House Water Filter Systems ; Under-sink and Counter top filtration units ; Waste Vegetable Oil ; Electroplating, etching, and image developing processes in PCB Industry ; Filtration for electroplating industry ; Pre-filter for DI and RO water filtration systems ; Pre-filtration for low viscosity chemicals ; Pre-filtration for manufacturing and water recycling. Features & Benefits: Certified to NSF standard 42, FDA approved material ; 100% high purity Polypropylene, surfactant free, binder free, and adhesive free ; High chemical resistance ; Four layers, outside-in flow and step-by-step micron rating that effectively retains particles and extends the filter life with a much lower pressure drop. Operating Data: Maximum operating temperature: 145 F (63 C ) ; Maximum pressure drop: 69 F (20 C) 46.4 psi (3.2 kg/cm2) ; Recommended replaceable pressure drop: 21.75 PSI (1.5 kg/cm2) ; Temperature range: 40 F to 145 F (4.4 C to 62.8 C) ; Maximum flow: 2-8 GPM (Depending on micron rating).