Karcher Pressure Karcher Pressure is the secret behind the fabulous range of karcher pressure washers and karcher waterblasters. Karcher has devised a unique pressure system that is unique to karcher for waterblasting and steam cleaners. For instance our range of karcher steam cleaners can be used in the kitchen right through to the workshop and the combination of steam, heat and the special pressure used by Karcher makes these units a powerhouse for cleaning. Other folk like our range of karcher Waterblasters that use high pressure to do the cleaning. As you will notice we have alot of pressure washers in our range so please speak with one of our team to ensure you get the correct unit