The ProOne G3.0 9" Water Filter is a brand new, high-quality water filtration system that stands at 9 inches tall. This model, ProOne 9, is designed to effectively remove chemicals and contaminants from your water using a carbon/charcoal filtration method. Compatible with ProOne and Berkey systems, this filter is perfect for improving the taste and quality of your tap water in your kitchen or home. Trust in the ProOne brand for clean and refreshing water every time.