Seems like a good deal:
Robert Dyas Product Code: 156641
1400W 70Bar pressure washer with a turbo lance for removing stubborn stains and a patio cleaner for cleaning large areas quickly and efficiently.
•1400W universal motor
•Auto stop function for prolonged motor life
•5 metre high pressure hose
•5 metre mains cable
•High pressure turbo lance with adjustable spray for removing stubborn stains
•Fixed brush - with soft bristles which are ideal for cleaning windows, car bodywork etc
•Patio cleaner - the ideal tool for cleaning large areas quickly and reduces excess spray
•Rated power: 1400W
•Rated pressure: 70Bar
•Maximum flow rate: 330 L/hour
•Maximum pressure: 100Bar
Amazon and Tesco have similar, but none as cheap as this, I think.
In store too.