About This ONLY Compatible With Bri-ta Hub Instant Powerful Countertop System: This water filter replacement is designed to fit the Bri-ta Hub Instant Countertop Water Filter device and replaces filter model CTO1. It helps reduce common impurities and improve the taste of your drinking water. Not compatible with Bri-ta faucet filter systems Activated Carbon Block Filtration: The premium carbon block design helps reduce chlorine taste, odor, and everyday contaminants commonly found in tap water, delivering smoother and fresher-tasting drinking water for the whole family Long-Lasting 120-Gallon: Each countertop water filter cartridge provides up to 120 gallons of filtration—typically about 6 months of use—helping maintain steady performance and reducing the frequency of replacements Easy Installation: Simply insert the new filter, lock it in place and refill the reservoir. No tools or complicated steps required. Enjoy a fresh water taste in just a few minutes 2-Pack for Continuous Use:Comes with two replacement filters so you always have a spare on hand. A practical and cost-effective solution for maintaining steady performance of your countertop water filtration system Overview Material : Activated Carbon, Polypropylene (PP) Product Dimensions : 1"D x 1"W x 1"H Item Weight : 16 ounces External Testing Certification : IAPMO Product Benefits : Reduces Chlorine & Removes Lead