The 20" Double Jumbo Filtration System is a whole-house system designed to give you better-tasting and cleaner water. It boasts a 99% removal rate of contaminants, including chlorine, chloramine, sediment, rust, dirt, pesticides, herbicides, bad taste, odors, and cloudiness. Not only does it improve the taste and clarity of your water, but it also helps protect your plumbing and appliances from sediment buildup. Get the best tasting water possible with the Double Jumbo Filtration System.