Features: Self-cleaning for easy maintenance, color coded tips Construction: Polypropylene Flow Rates: Up to 2 GPM at 58 psi in washing mode and up to 13 GPM at 58 psi in rinse mode Injection Rate: 1:100 (1%) to 1:2.3 (43.6%) Additional Features: A simple 1/4 turn of the bypass handle changes the function from dosing to rinsing Part Number: DSA-VENTURI