Product: Ruwal Post Filter replacement cartridge RO/DI-2 (anti-silicates) for all reverse Osmosis System
This filter removes 90-95% of Silicates residues upon leaving the reverse osmosis.
Cartridge life varies depending on the amount of nitrate residues from the installation of reverse osmosis. A check of the effectiveness of the cartridge should be done after about 1500-2000 liters of ultra pure water produced: in the case is observed leaving the silicate post-filter, the cartridge must be replaced. If you use both post-filters, RO / DI, should be first, that for the elimination of silicates and in turn that for the elimination of Silicates.