Save valuable working time with this practical accessory for piston and diaphragm pumps. Wagner PumpRunner prevents valves from drying out and sticking in between use. It provides an airtight seal and is very quick and easy to install and remove. PumpRunner is simply placed over the suction tube, filled with water or EasyClean and clamped on airtight. Assists with clean transporation. Suits ProSpray high boy units from 3.25 up and SuperFinish pumps