This will ensure that the force will be strong enough to loosen dirt. You should also get a pressure washer that expels water for at least 2 gallons per minute or GPL. These are the things that you should look for in a pressure washer when you are planning to clean the exterior of your house. Other features that you may want would be interchangeable nozzles, and telescopic feature which will make it easier for you to clean hart to reach places. Now, imagine walking to and from the machine just to switch it on and off. Imagine doing this in a large building or areas with very long hoses. Of course, this can be very inconvenient in your part and it will waste a lot of your time. So, the best solution is to get a pressure washer with an automatic shutdown technology. Doing so will eventually transform the greasy deposits in to hard and waxy clumps, which are far more difficult to clean off. This is why you need to get a pressure washer that ejects water at a very high pressure. It should also have a high flow rate. 3 gallons per minute is recommended but you can always go for more. With pressure washers, you will be able to clean almost any type of surface that no amount of good old elbow grease and scrubbing can. Pressure washers can eject hot or cold water under high amounts of pressure and the power of it will force dirt, grime, grease, and other contaminants in your floor, wall, and on your roof and car out. Or, you can also consider the modern approach where you get a pressure washer and clean the deck easily and efficiently with it. So, here are the things that you will need and also some tips on how you can properly clean your patio with a pressure washer. Basically, you will need a water hose, a pressure washer, some protective clothing, safety glasses, sturdy shoes and sound suppressors. The windshields as well as the glass parts are hard but they are also brittle. The metal body of the vehicle is also hard and sturdy but if you use too much pressure, the paint can be damaged. This is why you have to get a special type of pressure washer when you plan on using it for auto detailing. It should be able to clean all types of surfaces on a vehicle without causing damage.