CREWMANTM AS20B 20” Automatic Scrubber with Brush Assist CREWMANTM AS20B 20” Automatic Scrubber with Brush Assist Single 20” disk maximizes Weighted squeegee provides Simple controls make scrubbing performance effective water recovery operation easy Betco’s Crewman AS20B Automatic Scrubber is perfect for cleaning small and congested areas. Simple operator controls make training easier than ever. This machine is ideal for use in the education, retail, and healthcare markets. CREWMANTM AS20B Automatic Scrubber Technical Specifications Cleaning Path: 20” Brush Size: (1) 20” Brush Motor: (1) 0.5 hp Brush Pressure: 50 lbs., floating Brush Speed: 140 RPM Pad Driver: Flexible Vacuum Motor: 0.5 HP Water Lift: 40”