A water softener is a piece of equipment used to treat water that you are likely to see in the course of performing a home inspection. This is considered a point of entry (POE) system, meaning it treats the water as it first enters the home as opposed to a point of use system (POU), which treats the water at a specific location within the home, typically at the kitchen sink. Softeners are usually in the basement; if there is no basement, they are frequently in the garage or outside by the side of the house in warmer climates. According to the Water Quality Association, a water softener is ...
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