Pressure washing works when the high pressure spray is very close to the surface to be cleaned. Generally that means less than 2-3 feet away or closer. This means to clean the second story of a house, a ladder must be used or extensions added to the spray gun or an extension hose.
18 ft Telescoping Lance Kit for 390 – QC on hose to lance
ARTEL-18 18 ft telescoping lance $100.00
AL413F-1.05 Vari-spray nozzle $9.95
AL457-B 15mm x 22mm ¼” B adapter $4.25
AL553-B 14mm x 3/8” B adapter $4.57
AL-QC3/8B QC 3/8 adapter for QC lance connection $4.96