We can offer treated water at the point of entry to the home or at the point of use. It’s important to figure out what the client wants so that we can treat for their specific need. On average, approximately 2% or less of water in the home is used for drinking and cooking. In most cases it makes sense to install treatment for Secondary contaminants at the point of entry to the home and then install treatment for Primary contaminants at the point of use before being consumed.