Cartridge Filter Only NSF Certified: With double mesh filtration combined with NSF certified KDF material, this filter instantly cleans your shower water by reducing residual chlorine and other impurities like rust and sediments. Anti-Scald Materia: Suitable for hot and cold water, the filter is made of anti-scald material which fully adapts to the temperature of your shower water. Improves Your Skin, Hair & Nails Condition: Hard, chlorinated, chemical ridden water causing itchy skin, flaky dandruff, eczema, bone-dry hair, and brittle nails. Philips Water Shower Filter provides your shower with softer and healthier water. It helps to reduce risk of having dry hair, skin and nails caused by hard water. Easy Installation or Replacement: This showerhead filter is compatible with most handheld, rainfall, or fixed shower head. You can easily finish the installation or replace it by yourself in minutes. No tools or plumber needed. Consistent Water Pressure: The Philips water filter won’t reduce existing water pressure for an improved rinse. Act as a moisturizer, purifier, softener and gives the best feeling for sensitive skin body wash. This will help removal with rust and iron Large Filtration Capacity: At 2.1 GPM or 8L/min water flow rate, you can enjoy your shower with Philips Shower Water Filter. One single filter can filter up to 50,000 L or 13,208 Gallons of water.