Electric power washing machines are highly recommended when it comes to cleaning indoor areas or limited outdoor spaces with easy access to electrical sockets. The Multi 21 3 phase is one such option with a pressure of 3000 PSI and 21 litres of water per minute. This 3 phase, electric powered washer is built for durability and power and does not emit fumes. It is built on a steel base and has a hard – wearing stainless steel cover to ensure a longer life span. It is portable and suitable for heavy industrial work.