About three years ago my parents and I cobbled £150 for a guy to come up to the house to pressure wash windows and the square paving stones which make up the walk ways around our house and the back garden which has no grass. At the time I was well impressed with what looked like a small gas tank on wheels and copious amounts of hoses and attachments. Although the thing made quite a noise and produced tons of mud and gravel we were both very impressed with the condition the guy had left the entire paving stones in. A year later and I borrowed a small pressure washer myself to see what all the fuss was, ruining a pair of trousers in the bargain of things and realising why .  Read the complete review