High pressure washers can be divided into two categories that are cold water high pressure washing machine and hot water high pressure washers accoring to the water temperature. The biggest difference between this two is that, there is a burning tank in the hot water high pressure washers, usually use the burning tank to heat water. Hot water high pressure washers can easy wash a lot of dirt and grease that is quickly than cold water high pressure washers, the cleaning efficiency is greatly improved. But the price and running costs of hot water high pressure washing machine is high (as using of diesel), most users may choose the ordinary cold water high pressure washers. Of course, in order to improve cleaning efficiency and effectiveness, there are many professional customers will choose hot water high pressure washers.
High pressure washers can be divided into three categories according to the driving engine, they are motor-driven high pressure washers, gasoline high pressure washers and diesel high pressure washers. The difference is that the motor they were used like petrol or diesel engine, which drives high-pressure pump hot water pressure washer for operation. The advantage of gasoline and diesel driven high pressure washing machine is they can drive but do not need power to work in the field.