As a leader in providing solutions for better living and increased well-being, American Standard developed the Spectra Shower Filter Replacement Cartridge. Chlorine in your shower water can dry out your skin and damage your hair. The Spectra Filtered System helps keep your skin and hair healthy by reducing up to 50% of chlorine in your shower water* for a more enjoyable showering experience. Built into the sleek rail system, the filter is easy to change and eliminates the need for a bulky add-on filter. This sleek, filtered shower system is easy to install using your existing shower valve and plumbing for a quick bathroom update that is both beneficial and beautiful. * Based on NSF 177 standard