iSpring F5-CUA3 Ultra Filtration 5-Filter Annual Replacement Pack

#3 iSpring F5-CUA3 Ultra Filtration 5-Filter Annual Replacement Pack

5-filter pack for iSpring 3-Stage Ultra-Filtration System CU-A3, Compare to Watts 531130 2 of First Stage 5 Micron Inline Sediment filter, Certified by NSF It can effectively remove rust, sand, other larger particles and solid Impurities in water. 1 of Second Stage UF Hollow Fiber Technology membrane. Hollow Fiber Technology uses standard home water pressure to push water through a semi-permeable membrane. Suspended particles and materials of high molecular weight are unable to pass through the 0.1 micron UF membrane, leaving you with only fresh clean water and dissolved minerals. 2 of Third Stage Post Activated Carbon Filter Adopting non-renewable coconut shell activated carbon with ultra-micron aperture, this carbon filter adsorbs any residual chlorine, organics, humus, and odor.