LMI B131-368SI
LMI Series B Chemical Metering Pump, 4.5 GPH, 50 Max PSI, 50/60 Hz, 115 Volt, Dual Manual Control, Molded PVC / PVC, .375 Ceramic Valve Balls, Fluorofilm Diaphragm, PVDF / Polyprel Seat & O-Ring, Tubing PE .375" OD, 4 Function Valve (4FV)