... Reverse Osmosis technology import from America. It can complete to cut-off the impurity, such as bacteria, suspended material, Heavy metals, ... Stage:RO MembraneIt adopts the Reverse Osmosis Technology,which can cut off the micro suspended solids,colloid,bacteria and remove the ... 1 bag6.Spanner 1 piece7.Hose 1 bundle 8.Usage manual 1 copy REVERSE OSMOSIS WATER PURIFIER FOR COMMERCIAL USE