前置过滤器 FRT-M3

内置除垢滤料，解决水垢、泥沙\铁锈等0.1微米的有害物质,起到初级过滤的目前,同时保护净水器的使用寿命等. 

The built-in silicon phosphorus crystal filter, solve scale, sediment, rust and other0.1 microns to filter harmful substances, the primary current, while protecting the service life of the water purifier.