Tier1 Water Whole House Systems are configurable, ensuring your filtration solution meets your specific needs. Depending on the configuration you select, your system features stages of powerful filtration, including sediment reduction, carbon and KDF filtration, salt-free softening, and ultraviolet (UV) disinfection. Tier1 Water systems are easy to install and maintain, ensuring clean water throughout your home is effortless. Each system arrives to you complete, self-contained, pre-filled with filtration media and ready to use.