Clarke Vantage 14 Commercial Walk Behind Automatic Scrubber 14 Inch Disc The Clarke Vantage 14 is a compact autoscrubber design specifically for those hard to clean areas. The battery operated Vantage 14 gives you 100 minutes of run time on a single charge At only 64 decibels, the Vantage 14 micro autoscrubber is no louder than a typical conversation. The Clarke Vantage 14 is a rugged low profile machine