In water treatment there are two general types of water, process water and drinking water. During the production of process water, the water is cleaned, that is, materials will be removed, such as in reverse osmosis. While in the production of drinking water you normally feed for examples minerals in the water. Process water finds its use in an industrial plant for example, as a cooling water. Or in the manufacture of products such as pure water, which is used in the pharmaceutical industry for the manufacturing of drugs. For these and all other applications in the field of water treatment SED has the right product.