Clean virtually any hard surface, including porous stone, grout and finished concrete with the Tennant T300 / T300e High Performance Walk-Behind Scrubbers. Keep every area of your facility clean and well-maintained with an affordable, battery-powered, walk-behind floor scrubber designed for versatility. And, when you add Tennant's innovative ec-H2O NanoClean® technology, you'll use electrically converted water to clean effectively, save money, and reduce environmental impact compared to daily floor cleaning chemicals. *Model T300 / T300e replaces Model T3 / T3+.