This quick-change carbon block filter cartridge provides excellent filtration for your under-sink water system. With a 5 micron rating, it removes up to 97% of chlorine from your drinking water, eliminating unpleasant tastes. The twist-lock connection allows for fast and simple replacements when needed. Double O-rings ensure a leak-proof seal every time. Color-coded for easy identification, this cartridge keeps your water pure and clean between uses. High-quality filtration in an convenient cartridge designed for worry-free installation and maintenance.