Annovi Reverberi 2800 Psi Pressure Washer Pump Annovi Reverberi RMW2.5G28EZ, 2800 psi, 2.5 GPM with Thermal Relief Protection Valve 3-piston alternating volumetric pumps for use on cleaning units Can be directly coupled to various types of motors Different delivery connections available Optional detergent suction system Integral regulating valve