Deep Cleaning Power The cylindrical brushes of the Tornado Vortex Multi-Surface Scrubber run at speeds up to four times greater than comparable disk scrubbers and reach down into cracks and crevices to clean dirt and debris that pads just pass over. Versatility Effectively cleans virtually any hard or soft surface, including hard, uneven floors like tile, VCT and concrete, soft floors like rubber sports mats, entrance mats and commercial carpet, and even escalators!. One-Pass Cleaning This low-moisture machine utilizes counter-rotating cylindrical brushes to scrub and lift dirt and water onto a rotating recovery drum, leaving floors clean and dry in no time. Additional Details ------------------------------ Product description: Deep Cleaning Power The cylindrical brushes of the Tornado Vortex Multi-Surface Scrubber run at speeds up to four times greater than comparable disk scrubbers and reach down into cracks and crevices to clean dirt and debris that pads just pass over. Versatility Effectively cleans virtually any hard or soft surface, including hard, uneven floors like tile, VCT and concrete, soft floors like rubber sports mats, entrance mats and commercial carpet, and even escalators!. One-Pass Cleaning This low-moisture machine utilizes counter-rotating cylindrical brushes to scrub and lift dirt and water onto a rotating recovery drum, leaving floors clean and dry in no time.