Culligan Level 2 Inline Shower Filter, Chrome is designed to provide superior water filtration for your shower. This inline shower filter features Level 2 extra-filtration, effectively reducing impurities to improve your shower water quality. It fits standard 1/2-inch thread shower heads, making installation simple and convenient. The filter works with the Culligan cartridge model WHR-140, which has a lifespan of up to 6 months or 10,000 gallons, ensuring long-lasting performance. The package includes the ISH-200C Shower Filter, WHR-140 Cartridge, Teflon Tape, a Filter Change Reminder Sticker, and clear installation instructions to help you set it up with ease. Model Number: ISH-200C