This is a washbasin nozzle filter. Most people do not recognize how much damage impurities from old plumbing pipes can cause. They contaminate our tap water and adversely affect our skin, hair, and body. Our product uses a micro sediment filter to collect particulate from the aged plumbing systems. Using this sediment filter, you can protect yourself from the negative effects of these impurities and reduce water consumption by more than 14%. This filter is an eco-friendly product with a built-in filter replacement indicator.