Stainless steel precision filter is a device on pure water equipment indispensable, usually installed in the inlet end of the reverse osmosis equipment before the host or other device used to remove impurities in the medium, in order to protect the normal use of the equipment. When the fluid enters the home of a certain size filter cartridge, its impurities are blocked, and clean filtrate from the filter outlet, when you need to clean, just take out the removable filter, you can reload after treatment, so maintenance is very easy.