Chemical Metering Pump Peristaltic Chemical Metering Pump Type Max Flow (gpd) - Pumps 38.88 gpd Max Pressure - Pumps 25 psi Voltage - Pumps 120VAC Max Viscosity - Pumps 100 cP HP - Pumps 1/40 Phase - Pumps 1 Flow Rate Output Control Variable Tubing Material - Peristaltic Pumps Santoprene Reproducibility - Pumps +/-5.0 Percent Self-Priming Yes Suction Lift 25 ft. Seals and O-Rings - Pumps Buna-N Head and Fitting Material - Pumps Polycarbonate Body Material Plastic