Members for reverse osmosis 100 gallons – membrane for removing salts and bacteria

The fourth stage RO: The membrane (reverse osmosis membrane) is a semi-permeable membrane with pores of 1/10,000 of a micron, and water passes through it from the higher concentration solution of saltwater to fresh water using pressure generated by the pump. RO is used to remove excess salts in water, viruses, bacteria, and heavy metals. It is replaced every one to two years depending on usage and the type of water used for treatment.