Quick and easy shower filter replacement requires no special tools. Reduces chlorine taste and odor and scale for softer, cleaner skin and hair. Reduces sulphur odor. 2.5 Gal per minute flow rate. Certified to meet NSF standard 177 for filtered showerhead systems. Cartridge life: 6 months or 10,000 Gal Fits Culligan showerhead WSH-C125 (SKU 2245793) and HSH-C135 (SKU 5277884).