€¢ Equipped with ceramic valve for water flow adjustments and a built-in back-flow prevention valve €¢ Plastic handle and designed with a single self-cleaning cold-water nozzle €¢ Retracts after use to stay safe and clean €¢ Standardized connections attach directly to your existing water supply and non-electrical design uses your existing water pressure €¢ Installs in minutes in-between the seat and bowl of 2-piece and some 1-Piece toilets >> This single Nozzle unit allows you to quickly and affordably turn your existing toilet into a hygienic bidet. It can easily be installed in minutes in-between the seat and bowl of most 2-piece and some 1-piece toilets with the included hardware kit and CSA certified braided steel Hose. Standardized connections attach directly to most water supply lines and its simple single easy grasp & turn dial make operation a breeze. A brass and ceramic core valve increases function and allows for proper pressure selection and all units come with a built-in back-flow protector. This bidet provides comfortable cleaning then retracts after use to stay safe. Hassle-free self-cleaning ability ensures it stays clean, hygienic and sanitary until the next time It is needed.