The 570 series has become the most popular contractor39s extraction cleaner by choice and this is not by chance but by designthe full structofoam construction is designed to take the bangs and bruises which any machine will suffer in true commercial use because thatrsquos what you need a machine who39s construction is beyond reproach and will give you years of reliable servicethe structofoam 570 is built to the full twinflorsquo specification and incorporating a powerflorsquo