Profile: Alto U. S., Inc., Clarke Div. manufactures cleaning equipments. Our encore l26c with its 26" dual cylindrical scrub deck offers superior scrubbing as well as wet debris pick-up, eliminating the need for time consuming and costly pre-sweeping. Our Image® 14 compact self-contained extractor is designed to provide high productivity carpet cleaning in confined areas. We also supply polishers & burnishers, tank vacuums and sanders.