Erie Tools Pressure Washer 2nd Story 4000 PSI Brass Jet Flush 45 Nozzle with 1/4" Quick Connect Jet flush nozzle for longer reach when pressure washing buildings. Maximum Working PSI: 4000 Easily connects to quick connect wands. Inlet: 1/4-inch Quick Connect Quickly and easily clean out-of-reach areas without the use of a ladder.