1/2 Inch NPT In-Line Vacuum Breaker - Brass Air Gap Backflow Preventer for Water Systems | Ideal for Irrigation, Plumbing, and Industrial Applications

Product Description

To prevent water from a handheld personal shower from flowing back into the clean water supply, simply install an in-line vacuum breaker between your wall supply and flexible shower hose. Installs between any wall supply and flexible hose on hand-held shower. Prevents back flow of water into supply piping (May be required by code in some states).