Steelco LAB 640 SL laboratory glassware washer is a vertical sliding down door model, with HEPA-filtered forced air drying and up to three washing/drying levels on four available positions. The filtered forced air drying system with adjustable time and temperature setting, helps to ensure a complete drying, inside and outside, of all the glassware. Single pass final rinse: LAB 640 washer can be equipped with a non recirculated final rinse hydraulic circuit option.