Function: defecate sands, rust. copper, besmirch cutting off peculiar smell, high quality water zone.

功能：滤除沙石、铁锈、铜锈、磷污染等；去除异味。适合用于水质较好的地区。

youdao

Function: defecate sands, rust. copper, besmirch cutting off peculiar smell, high quality water zone.

功能：滤除沙石、铁锈、铜锈、磷污染等；去除异味。适合用于水质较好的地区。

youdao