From the Manufacturer Culligan shower filter in-line thread standard 1/2-inch shower accessories. Reduces chlorine taste and odor up to 97% for softer skin and hair clean. Reduces the smell of sulfur and scope and has a bacteriostatic filter media. Filter life up to 10,000 gallons or 6 months. Easy installation, no tools are needed, including replacement of the filter remembers sticker and comes with a warranty of 5 years. Cartridge for Culligan WSH-C125 & HSW-C135 / Reduces chlorine and scale for softer, cleaner skin and hair / Reduces sulfur odor Read customer review 