Fend-all Porta Stream II eyewash station with water additive featuring a nozzle strap allows thorough flushing by rendering 0.4 gpm over the entire 15 min flushing period. It is ideally used in pharmaceutical applications. Sturdy, molded unit features simple, highly visible instructions that help you to know how to operate. Unit can be easily placed near most workplace hazards with single bracket mounting device. It comes with a large fill hole that allows refill of concentrate solution and simplifies cleaning. Efficient full flow nozzle provides a wide area around the eyes. Replace Sperian water additive every 4 months.