High-performance dual gradient sediment, dirt and rust filter cartridge, manufactured from 100% melt-blown polypropylene (surfactant-free, binder-free and adhesive-free). Improved dirt-holding capacity – up to 3 times the capacity of conventional high flow filters. For VIQUA IHS22-E4 and IHS22-D4 systems.

Micron Rating: 5 micron (15 micron outer)