Performance Filtration The shower head filter uses KDF55, alkaline ceramic balls, activated carbon, calcium sulfite and other filtering materials to achieve effective water purification. Healthy Bathing This output shower filter for hard water effectively reduces unpleasant odors, chlorine, heavy metals, rust, sand and other sediments, protecting the health of skin and hair and helping nails stay clean. Consistent Water Pressure The filter does not reduce existing water pressure, supporting an improved rinse. If the system accumulates many sediments, backwashing often may be to avoid a decrease in water flow. Easy to Install Installation takes only a few minutes and requires no tools. Unscrew the shower head by hand, remove the old unit, and with the one. Make sure the washer is seated in the slot inside the filter to avoid leaking. Use Scenario 1: Daily shower in hard water In households with hard water, the filter purifies water by reducing chlorine, odors, rust and sediment to improve shower quality and skin feel. Use Scenario 2: Skin and hair care Ideal for users seeking gentler showers, by lowering chlorine and metal content to support healthier skin and hair. Use Scenario 3: Sedimentprone or well water Suitable for homes with rust or sand in the supply, helping to protect skin and hair and keep nails clean during showers.